APA ציטוט

a. (1994). World Resousces 1994 - 95: A guide to the global environment. New York: Oxford university Press.

Trích dẫn kiểu Chicago

a. World Resousces 1994 - 95: A Guide to the Global Environment. New York: Oxford university Press, 1994.

ציטוט MLA

a. World Resousces 1994 - 95: A Guide to the Global Environment. New York: Oxford university Press, 1994.