McDonald, A. T., & Hafele, W. (1981). Energy in a finite world: Executive summary : report by the Energy Systems Program Group of the International Institute for Applied Systems Analysis, Wolf Hafele, program leader. Laxenburg, Austria: International Institute for Applied Systems Analysis.
Παραπομπή Chicago StyleMcDonald, Alan T., and Wolf Hafele. Energy in a Finite World: Executive Summary : Report By the Energy Systems Program Group of the International Institute for Applied Systems Analysis, Wolf Hafele, Program Leader. Laxenburg, Austria: International Institute for Applied Systems Analysis, 1981.
Παραπομπή MLAMcDonald, Alan T., and Wolf Hafele. Energy in a Finite World: Executive Summary : Report By the Energy Systems Program Group of the International Institute for Applied Systems Analysis, Wolf Hafele, Program Leader. Laxenburg, Austria: International Institute for Applied Systems Analysis, 1981.