-. (1981). Energy from biological processes: Technical and policyoptions. Westview Press.
Chicago (17e ed.) Bronvermelding-. Energy from Biological Processes: Technical and Policyoptions. Boulder: Westview Press, 1981.
MLA (9e ed.) Bronvermelding-. Energy from Biological Processes: Technical and Policyoptions. Westview Press, 1981.
Let op: Deze citaties zijn niet altijd 100% accuraat.