American Association for the Advancement of Science. Annual Meeting & Thomas, W. A. (1972). Indicators of environmental quality : proceedings of a symposium held during the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971 / edited by William A. Thomas: Proceedings of a symposium held during the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971. Plenum Press.
Chicago Style (17th ed.) CitationAmerican Association for the Advancement of Science. Annual Meeting and William A. Thomas. Indicators of Environmental Quality : Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971 / Edited by William A. Thomas: Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971. New York ; London: Plenum Press, 1972.
MLA (9th ed.) CitationAmerican Association for the Advancement of Science. Annual Meeting and William A. Thomas. Indicators of Environmental Quality : Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971 / Edited by William A. Thomas: Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31,1971. Plenum Press, 1972.