United Nations Institute for Training and Research & Pergamon Press. (1982). Alternative strategies for desert development and management: Proceedings of an international conference held in Sacramento, CA, May 31-June 10, 1977. Pergamon Press.
Cytowanie według stylu Chicago (wyd. 17)United Nations Institute for Training and Research i Pergamon Press. Alternative Strategies for Desert Development and Management: Proceedings of an International Conference Held in Sacramento, CA, May 31-June 10, 1977. New York [i pozostałe]: Pergamon Press, 1982.
Cytowanie według stylu MLA (wyd. 9)United Nations Institute for Training and Research i Pergamon Press. Alternative Strategies for Desert Development and Management: Proceedings of an International Conference Held in Sacramento, CA, May 31-June 10, 1977. Pergamon Press, 1982.