United States. Environmental Protection Agency. (2002). A Collection of solid waste resources (2002 edition.). Environmental Protection Agency.
Chicago (17e ed.) BronvermeldingUnited States. Environmental Protection Agency. A Collection of Solid Waste Resources. 2002 edition. Cincinnati, OH: Environmental Protection Agency, 2002.
MLA (9e ed.) BronvermeldingUnited States. Environmental Protection Agency. A Collection of Solid Waste Resources. 2002 edition. Environmental Protection Agency, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.