UNITED NATIONS. (1992). Policy Challenges And Options For Cooperation. UN.
Chicago Style (17th ed.) CitationUNITED NATIONS. Policy Challenges And Options For Cooperation. New York: UN, 1992.
MLA (8th ed.) CitationUNITED NATIONS. Policy Challenges And Options For Cooperation. UN, 1992.
Warning: These citations may not always be 100% accurate.