APA (7th ed.) Citation

Parthum, C. A., & Leffel, R. E. (1993). Odor control for wastewater facilities. Water Pollution Federation.

Chicago Style (17th ed.) Citation

Parthum, Charles A., and R. Ernest Leffel. Odor Control for Wastewater Facilities. Alexandría: Water Pollution Federation, 1993.

MLA (9th ed.) Citation

Parthum, Charles A., and R. Ernest Leffel. Odor Control for Wastewater Facilities. Water Pollution Federation, 1993.