APA (7th ed.) Citation

Hann, R. W., & Willey, R. G. (1972). Water quality determinations.

Chicago Style (17th ed.) Citation

Hann, Roy W., and R. G. Willey. Water Quality Determinations. Davis, Calif, 1972.

MLA (9th ed.) Citation

Hann, Roy W., and R. G. Willey. Water Quality Determinations. 1972.

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