APA (7th ed.) Citation

Food and Agriculture Organization of the United Nations. (1986). Biogas 2: Building a better biogas unit. Food and Agriculture Organization of the United Nations.

Chicago Style (17th ed.) Citation

Food and Agriculture Organization of the United Nations. Biogas 2: Building a Better Biogas Unit. Rome: Food and Agriculture Organization of the United Nations, 1986.

MLA (9th ed.) Citation

Food and Agriculture Organization of the United Nations. Biogas 2: Building a Better Biogas Unit. Food and Agriculture Organization of the United Nations, 1986.