APA Edition Citation

Clapham, W. B. (1973). Natural ecosytems. Macmillan.

Chicago Edition Citation

Clapham, W B. Natural Ecosytems. New York: Macmillan, 1973.

MLA Edition Citation

Clapham, W B. Natural Ecosytems. Macmillan, 1973.

Warning: These citations may not always be 100% accurate.