Water Pollution Control Federation. Task Force on Natural Systems & Reed, S. C. (1990). Natural systems for wastewater treatment. Water Pollution Control Federation.
Cita Chicago Style (17a ed.)Water Pollution Control Federation. Task Force on Natural Systems e Sherwood C. Reed. Natural Systems for Wastewater Treatment. Alexandria, Va.: Water Pollution Control Federation, 1990.
Cita MLA (8a ed.)Water Pollution Control Federation. Task Force on Natural Systems e Sherwood C. Reed. Natural Systems for Wastewater Treatment. Water Pollution Control Federation, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.