Weizsacker, E. V. (1997). Factor Four: Doubeling Weslth Halving Resourceuse. Earthscan.
Chicago Style (17th ed.) CitationWeizsacker, Ernst Von. Factor Four: Doubeling Weslth Halving Resourceuse. Earthscan, 1997.
MLA (8th ed.) CitationWeizsacker, Ernst Von. Factor Four: Doubeling Weslth Halving Resourceuse. Earthscan, 1997.
Warning: These citations may not always be 100% accurate.