United Nations. Office of Public Information. (1965). Landmarks in international co-operation: International Co-operation Year, 1965. s. n.
Chicago Style (17th ed.) CitationUnited Nations. Office of Public Information. Landmarks in International Co-operation: International Co-operation Year, 1965. New York: s. n, 1965.
MLA (9th ed.) CitationUnited Nations. Office of Public Information. Landmarks in International Co-operation: International Co-operation Year, 1965. s. n, 1965.
Warning: These citations may not always be 100% accurate.