APA (7th ed.) Citation

Eckenfelder, W. W. (1961). Biological waste treatment. Pergamon Press.

Chicago Style (17th ed.) Citation

Eckenfelder, W. Wesley. Biological Waste Treatment. Oxford: Pergamon Press, 1961.

MLA (9th ed.) Citation

Eckenfelder, W. Wesley. Biological Waste Treatment. Pergamon Press, 1961.

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