Water Pollution Control Federation. Task Force on Natural Systems & Reed, S. C. (1990). Natural systems for wastewater treatment. Water Pollution Control Federation.
Citação do estilo Chicago (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.
Citação 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.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.