Solid Waste Association of North America & SWANA. (2005). SWANA'S 28th annual landfill gas symposium: Conference proceedings (1a. ed.). SWANA.
Citazione stile Chigago Style (17a edizione)Solid Waste Association of North America e SWANA. SWANA'S 28th Annual Landfill Gas Symposium: Conference Proceedings. 1a. ed. Silver Spring: SWANA, 2005.
Citatione MLA (9a ed.)Solid Waste Association of North America e SWANA. SWANA'S 28th Annual Landfill Gas Symposium: Conference Proceedings. 1a. ed. SWANA, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.