APA (7th ed.) Citation

(1972). Yearbook of international organizations (14th ed.). Union of International Associations.

Chicago Style (17th ed.) Citation

Yearbook of International Organizations. 14th ed. Brussels: Union of International Associations, 1972.

MLA (9th ed.) Citation

Yearbook of International Organizations. 14th ed. Union of International Associations, 1972.

Warning: These citations may not always be 100% accurate.