American Association for the Advancement of Science, & Thomas, W. A. (1972). Indicators of environmental quality: Proceedings of a symposium held during the AAAS meeting in Philadelphia, Pennsylvania, December 26-31, 1971. Plenum Press.
Citación estilo ChicagoAmerican Association for the Advancement of Science, and William A. Thomas. Indicators of Environmental Quality: Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31, 1971. New York: Plenum Press, 1972.
Cita MLAAmerican Association for the Advancement of Science, and William A. Thomas. Indicators of Environmental Quality: Proceedings of a Symposium Held During the AAAS Meeting in Philadelphia, Pennsylvania, December 26-31, 1971. New York: Plenum Press, 1972.