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-viite (17. p.)Water Environment Federation. Natural Systems for Wastewater Treatment Task Force, Water Environment Federation. Municipal Subcommittee, Sherwood C. Reed, ja Donald B. Aulenbach. Natural Systems for Wastewater Treatment. 2nd ed. Alexandria, Va: Water Environment Federation, 2001.
MLA-viite (9. p.)Water Environment Federation. Natural Systems for Wastewater Treatment Task Force, et al. Natural Systems for Wastewater Treatment. 2nd ed. Water Environment Federation, 2001.
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