APA (7th ed.) Citation

Purdom, P. (1971). Environmental Health. Academic Press.

Chicago Style (17th ed.) Citation

Purdom, P.Walton. Environmental Health. Academic Press, 1971.

MLA (8th ed.) Citation

Purdom, P.Walton. Environmental Health. Academic Press, 1971.

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