Style de citation APA (7e éd.)

Hornby, W. F., & Jones, M. (1980). An introduction to population geography. Cambridge University Press.

Style de citation Chicago (17e éd.)

Hornby, William Fredric, et Melvyn Jones. An Introduction to Population Geography. Cambridge [etc.]: Cambridge University Press, 1980.

Style de citation MLA (9e éd.)

Hornby, William Fredric, et Melvyn Jones. An Introduction to Population Geography. Cambridge University Press, 1980.