Παραπομπή σε μορφή APA (7η εκδ.)

Solid Waste Association of North America. (1987). Landfill gas management control, recovery and utilization. Solid Waste Association of North America.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Solid Waste Association of North America. Landfill Gas Management Control, Recovery and Utilization. Silver Spring, MD.: Solid Waste Association of North America, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

Solid Waste Association of North America. Landfill Gas Management Control, Recovery and Utilization. Solid Waste Association of North America, 1987.