APA (7th ed.) Citation

Clapham, W. (1973). Natural ecosystems. Macmillan.

Chicago Style (17th ed.) Citation

Clapham, W.. Natural Ecosystems. New York: Macmillan, 1973.

MLA (9th ed.) Citation

Clapham, W.. Natural Ecosystems. Macmillan, 1973.

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