Ajavi, J.F.A. and M. Crowder (eds.) 1976History of West Africa, 2 Vols. London: Longman . Ames, C.J.
2.
1934Gazetteer of Plateau Province. Jos: The Niger Press, for Native Administration. (Reprinted in Kirk-Greene (ed, 1972, Gazetteers of Northern Nigeria. London: Frank Cass)
Ballard, J.A.1972 'Pagan administration and political development in Northern Nigeria' in: Savanna, 1.1. Zana.
5.
Barth, H.1857Travels and discoveries in North and Central Africa. 1849-1855 . London: Longmans Green (3 vols. 1965 reprint. Cass. London)
6.
Buchanan, K.1953 'The Northern Region of Nigeria: the geographical background of its political duality', in: Geographical Review , XLIII: 451-73.
7.
Buchanan, K. and J.C. Pugh1955Land and people in Nigeria: the human geography of Nigeria and its environmental background. London: University of London Press.
8.
Burnham, P.C.1980a 'Raiders and traders in Adamawa: Slavery as a regional system', in: African and Asian systems of slavery. (ed. J. Watson). Oxford: Basil Blackwell.
9.
1980 b Opportunity and constraint in a savanna society: the Gbaya of Meiganga, Cameroun. London: Academic Press.
10.
Clapperton, J.1829Journal of a second expedition into the interior of Africa. To which is added the Journal of Richard Lander from Kano to the sea coast . London: John Murray . 1963 'The manipulation of ritual amongst Plateau Nigerians', in: Africa33:227-35. Davies, J.G.
11.
1946 'The Gyel farm survey in Jos Division', in: Farm and Forest, VII.2 Ibadan. Falola , T.1985 ' Pre-colonial Nigeria: North of the Niger-Benue', Ch. 5. in: R. Adeniyan (ed.), Nigeria: History and Culture , London.
12.
Geertz, C.1975The Interpretation of Cultures: selected essays . London: Hutchinson.
13.
Greenberg, J.1959 'Africa as a linguistic area', in: W.R. Bascom and M.J. Herskovits , Continuity and change in African cultures. Chicago. 1966Languages of Africa. Bloomington: Indiana University Press.
14.
Gunn, H.D.1953Peoples of the plateau area of Northern Nigeria. Ethnographic survey of Afnca: Western Africa, part VII. London: IAI.
15.
1956Pagan peoples of the central area of Northern Nigeria. Ethnographic survey of Africa, Western Africa, part XII. London. IAI.
16.
Gunn, H.D. and F.P. Conant1960Peoples of the middle Niger region, northern Nigeria. Ethnographic survey of Africa, Western Africa, part XV. London: IAI.
17.
Hill, P.1972Rural Hausa: a village and a setting. Cambndge: Cambridge University Press.
18.
1977Population, prosperity and poverty: rural Kano 1900 to 1970 . Cambridge: Cambndge University Press.
19.
Isichei, E.1982Studies in the history of Plateau State. London: Macmillan.
20.
Last, M.1984 'Before Zaria...', in: Studies in the history of Kano Sate. Kano: Bayero University .
21.
Lovejoy P. (ed.) 1981The ideology of slavery in Africa. London: Sage .
22.
Mason, M.1969/71 'Population density and 'slave raiding' the case of the Middle Belt of Nigeria', in: Journal of African History, 10.551-564, 12:319-327.
23.
Meek, C.K.1931Tribal studies in northern Nigeria. 2 volsLondon: Kegan Paul.
24.
Morrison, J.1982 ' Plateau societies' resistance to Jihadist penetration ', in: Isichei (ed.), Studies in the history of Plateau State, Nigeria. London: Macmillan .
25.
Muller, J.C.1972 'Quelques reflexions sur l'auto-restriction technologique et la dépendance economique dans les societes d'auto-subsistance', in: Cah. d'Etudes Afr.12:4, 659-665.
26.
1980Le roi bouc emissaire. Pouvoir et rituel chez les Rukuba du Nigeria Central. Quebec: Serge Fleury , editeur.
27.
1981Du bon usage du sexe et du manage: structures matrimonales du haut plateau nigerian. Quebec: Serge Fleury, editeur.
28.
Murdock, G.P.1959Africa, its peoples and their culture history. New York: McGraw Hill.
29.
Netting, R.McC.1965 'Household organisation and intensive agriculture: the Kofyar case', in: Africa, 35:422-29.
30.
1968Hill farmers of Nigeria: cultural ecology of the Kofyar of the Jos Plateau. Seattle and London : University of Washington Press.
31.
Palmer, H.R.1928Sudanese Memoirs. being mainly translations of a number of Arabic manuscripts relating to the Central and Western Sudan. Lagos: the Government Printer.
32.
Pullan, R.A.1962 'The concept of the Middle Belt in Nigeria: an attempt at a climatic definition', in: Nigerian Geographical Journal , V:39-52.
33.
Robinson, C.H 1896Hausaland: or, fifteen hundred miles through the central Soudan. London: Sampson Low, Marston and Co. Ltd.
34.
Rowlands, M.J.1979 'Local and long distance trade and incipient state formation on the Bamenda plateau in the late nineteenth century', in : Paieduma, 25:1-20. (1985) in press.
35.
' Power, hierarchy and social closure', in: Brumfiel, E. (ed.), Production and exchange in complex societies . Cambridge University Press.
36.
Smith, A.1976 'The early states of the Central Sudan', in: J.F.A. Ajayi and M. Crowder (eds.), History of West Africa. 2 Vols. London: Longman .
37.
Smith, M.G.1955The economy of the Hausa communities of Zaria. London: HMSO. 1960Government in Zazzau 1800-1950. London: Oxford University Press for the International African Institute .
38.
1972Social structure of the northern Kadara. Occasional publication No. 1. Zaria: Sociology Dept., Ahmadu Bello University.
39.
1975The social organisation and economy of Kagoro. Occasional Paper No. 2. Zaria: Sociology Dept., Ahmadu Bello University.
40.
Tambo, D.1978 'The hill refuges of the Jos plateau: a historiographical examination', in: History in Africa, 5, 211.
41.
Temple C.L.1918Native Races and their Rulers, Cape Town. (Reprinted 1968, with a new introduction by M. Hiskett, London: Cass.)
42.
Temple, O.1919Notes on the tribes, provinces, emirates and states of the Northern Provinces of Nigeria. Compiled from Official Reports by O. Temple, ed., C.L. Temple.Cape Town: Argus Printing Co. (1965 reprint, London: Cass.)
43.
Wieskel1980French colonial rule and the Baoule peoples: Resistance and collaboration, 1889-1911. Oxford studies in African Affairs. Oxford: Clarendon Press.