APA (7th ed.) Citation

Johnston, R. J. (1979). Political, electoral, and spatial systems: An essay in political geography. Clarendon Press ; Oxford University Press.

Chicago Style (17th ed.) Citation

Johnston, R. J. Political, Electoral, and Spatial Systems: An Essay in Political Geography. Oxford : New York: Clarendon Press ; Oxford University Press, 1979.

MLA (9th ed.) Citation

Johnston, R. J. Political, Electoral, and Spatial Systems: An Essay in Political Geography. Clarendon Press ; Oxford University Press, 1979.