APA (7th ed.) Citation

World Meteorological Organization. (1955). Guide to meteorological library practice. Secretariat of the World Meteorological Organization.

Chicago Style (17th ed.) Citation

World Meteorological Organization. Guide to Meteorological Library Practice. Geneva: Secretariat of the World Meteorological Organization, 1955.

MLA (9th ed.) Citation

World Meteorological Organization. Guide to Meteorological Library Practice. Secretariat of the World Meteorological Organization, 1955.