APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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