APA (7th ed.) Citation

International Institute for Environmental Affairs, Institute of International Education (New York, N.Y.), & Quigg, P. W. (1973). World directory of environmental education programs: Post secondary study and training in 70 countries. R. R. Bowker Co..

Chicago Style (17th ed.) Citation

International Institute for Environmental Affairs, N.Y.) Institute of International Education (New York, and Philip W. Quigg. World Directory of Environmental Education Programs: Post Secondary Study and Training in 70 Countries. New York: R. R. Bowker Co., 1973.

MLA (9th ed.) Citation

International Institute for Environmental Affairs, et al. World Directory of Environmental Education Programs: Post Secondary Study and Training in 70 Countries. R. R. Bowker Co., 1973.