APA (7th ed.) Citation

Butlin, R. A. (1993). Historical geography: Through the gates of space and time. Arnold.

Chicago Style (17th ed.) Citation

Butlin, Robin A. Historical Geography: Through the Gates of Space and Time. London: Arnold, 1993.

MLA (9th ed.) Citation

Butlin, Robin A. Historical Geography: Through the Gates of Space and Time. Arnold, 1993.