Barton, B.1977: The comparability of geographic methodologies: a study of New England settlement. Ann Arbor: University of Michigan, Department of Geography, Michigan Geographical Publications no. 20.
2.
Berry, B.J.L.1964: Cities as systems within systems of cities. Papers of the Regional Science Association13, 147--63.
3.
Bunge, W.W.1973: The Geography. Professional Geographer25, 331-37.
4.
Bunge, W.W. and Bordessa, R.1975: The Canadian alternative: survival, expeditions and urban change. York University Geographical Monograph no. 2, 119-36.
5.
Campbell, R.D.1968: Personality as an element of regional geography . Annals of the Association of American Geographers58, 748-59.
6.
Cullen, I.G.1976: Human geography, regional science, and the study of individual behaviour. Environment and Planning A8, 397-409.
7.
Haggett, P.1979: Geography: a modern synthesis. New York: Harper and Row.
8.
James, P.E.1967: On the origin and persistence of error in geography . Annals of the Association of American Geographers57, 1-24.
9.
James, P. E. and Jones, C. F., editors, 1954: American geography : inventory and prospect. Syracuse: Syracuse University Press.
10.
King, L.J.1976: Alternatives to a positive economic geography. Annals of the Association of American Geographers66, 293-308.
11.
Ley, D. and Samuels, M. S., editors, 1978: Humanistic geography: prospects and problems. Chicago: Maaroufa.
