APA (7e ed.) Bronvermelding

Johnston, R. J. (1986). Philosophy and human geography: An introduction to contemporary approaches (2nd ed.). Edward Arnold.

Chicago (17e ed.) Bronvermelding

Johnston, R. J. Philosophy and Human Geography: An Introduction to Contemporary Approaches. 2nd ed. London: Edward Arnold, 1986.

MLA (9e ed.) Bronvermelding

Johnston, R. J. Philosophy and Human Geography: An Introduction to Contemporary Approaches. 2nd ed. Edward Arnold, 1986.