APA (7th ed.) Citation

Water Environment Federation. Natural Systems for Wastewater Treatment Task Force, Water Environment Federation. Municipal Subcommittee, Reed, S. C., & Aulenbach, D. B. (2001). Natural systems for wastewater treatment (2nd ed.). Water Environment Federation.

Chicago Style (17th ed.) Citation

Water Environment Federation. Natural Systems for Wastewater Treatment Task Force, Water Environment Federation. Municipal Subcommittee, Sherwood C. Reed, and Donald B. Aulenbach. Natural Systems for Wastewater Treatment. 2nd ed. Alexandria, Va: Water Environment Federation, 2001.

MLA (9th ed.) Citation

Water Environment Federation. Natural Systems for Wastewater Treatment Task Force, et al. Natural Systems for Wastewater Treatment. 2nd ed. Water Environment Federation, 2001.