United States. Environmental Protection Agency. (2002). Onsite wastewater treatment and disposal systems and onsite wastewater treatment systems manual. U.S. Environmental Protection Agency.
Style de citation Chicago (17e éd.)United States. Environmental Protection Agency. Onsite Wastewater Treatment and Disposal Systems and Onsite Wastewater Treatment Systems Manual. Cincinnati: U.S. Environmental Protection Agency, 2002.
Style de citation MLA (9e éd.)United States. Environmental Protection Agency. Onsite Wastewater Treatment and Disposal Systems and Onsite Wastewater Treatment Systems Manual. U.S. Environmental Protection Agency, 2002.
Attention : ces citations peuvent ne pas être correctes à 100%.