APA
Heaton G., Sobin R & Repetto R. (1992). Backs To The Future: U.S. Government Policy Toward Environmentally Critical Technology. : World Resources Institute.
Chicago
Heaton GR, Sobin R and Repetto R. 1992. Backs To The Future: U.S. Government Policy Toward Environmentally Critical Technology. : World Resources Institute.
Harvard
Heaton G., Sobin R and Repetto R. (1992). Backs To The Future: U.S. Government Policy Toward Environmentally Critical Technology. : World Resources Institute.
MLA
Heaton GR, Sobin R and Repetto R. Backs To The Future: U.S. Government Policy Toward Environmentally Critical Technology. : World Resources Institute. 1992.