APA (7th ed.) Citation

Hornby, W. F., & Jones, M. (1993). An introduction to population geography (2nd ed.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Hornby, William Frederic, and Melvyn Jones. An Introduction to Population Geography. 2nd ed. Cambridge [Eng.]: Cambridge University Press, 1993.

MLA (9th ed.) Citation

Hornby, William Frederic, and Melvyn Jones. An Introduction to Population Geography. 2nd ed. Cambridge University Press, 1993.