APA-viite (7. p.)

Solid Waste Association of North America & SWANA. (1991). Landfill gas management control, recovery and utilization: Selected papers (1a. ed.). SWANA.

Chicago-viite (17. p.)

Solid Waste Association of North America ja SWANA. Landfill Gas Management Control, Recovery and Utilization: Selected Papers. 1a. ed. Silver Spring: SWANA, 1991.

MLA-viite (9. p.)

Solid Waste Association of North America ja SWANA. Landfill Gas Management Control, Recovery and Utilization: Selected Papers. 1a. ed. SWANA, 1991.