APA (7th ed.) Citation

United Nations. Special Sahelian Office. (1974). Meteorological and hydrological services. The Office.

Chicago Style (17th ed.) Citation

United Nations. Special Sahelian Office. Meteorological and Hydrological Services. [Place of publication not identified]: The Office, 1974.

MLA (9th ed.) Citation

United Nations. Special Sahelian Office. Meteorological and Hydrological Services. The Office, 1974.

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