APA (7th ed.) Citation

United Nations. (1980). Guidebook on biogas development. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Guidebook on Biogas Development. New York: United Nations, 1980.

MLA (9th ed.) Citation

United Nations. Guidebook on Biogas Development. United Nations, 1980.

Warning: These citations may not always be 100% accurate.