BirchA.H. (1989). Nationalism and National Integration, Unwin Hyman.
2.
BulpittJ. (1983). Territory and Power in the United Kingdom, Manchester University Press.
3.
KearneyH. (1989). The British Isles: A History of Four Nations, Cambridge University Press.
4.
MenyY.WrightV. (1985). Centre-Periphery Relations in Western Europe, George Allen and Unwin.
5.
SymeV.PaytonP. (1992). “Eastern Europe: Economic Transition and Ethnic Tension”, in PughM. C. (ed.) European Security—Towards 2000, Manchester University Press, 1992.
6.
RokkanS.UrwinD.W. (1982). The Politics of Territorial Identity, Sage.
7.
UrwinD.W. (1985). “The Price of A Kingdom: Territory, Identity and the Centre-Periphery Dimension in Western Europe”, in MenyY.WrightV. (eds.) Centre-Periphery Relations in Western Europe, London, George Allen and Unwin, 1985.