APA (7th ed.) Citation

World Meteorological Organization. (1979). Basic documents (excluding the technical regulations) (1979 ed.). Secretariat of the WMO.

Chicago Style (17th ed.) Citation

World Meteorological Organization. Basic Documents (excluding the Technical Regulations). 1979 ed. Geneva, Switzerland: Secretariat of the WMO, 1979.

MLA (9th ed.) Citation

World Meteorological Organization. Basic Documents (excluding the Technical Regulations). 1979 ed. Secretariat of the WMO, 1979.