APA (7th ed.) Citation

Southwood, R. S., & Henderson, P. A. (2000). Ecological methods (3rd ed.). Blackwell Science.

Chicago Style (17th ed.) Citation

Southwood, Richard Sir, and P. A. Henderson. Ecological Methods. 3rd ed. Oxford: Blackwell Science, 2000.

MLA (9th ed.) Citation

Southwood, Richard Sir, and P. A. Henderson. Ecological Methods. 3rd ed. Blackwell Science, 2000.