Cita APA (7th ed.)

Solid Waste Association of North America & SWANA. (1992). A compilation of landfill gas field practices and procedures (1a. ed.). SWANA.

Cita Chicago (17th ed.)

Solid Waste Association of North America i SWANA. A Compilation of Landfill Gas Field Practices and Procedures. 1a. ed. Silver Spring: SWANA, 1992.

Cita MLA (9th ed.)

Solid Waste Association of North America i SWANA. A Compilation of Landfill Gas Field Practices and Procedures. 1a. ed. SWANA, 1992.