APA (7th ed.) Citation

International Geographical Congress, 20th, London, 1964, & Fisher, C. A. (1968). Essays in political geography. Methuen.

Chicago Style (17th ed.) Citation

International Geographical Congress, 20th, London, 1964, and Charles A. Fisher. Essays in Political Geography. London: Methuen, 1968.

MLA (9th ed.) Citation

International Geographical Congress, 20th, London, 1964, and Charles A. Fisher. Essays in Political Geography. Methuen, 1968.