APA (7th ed.) Citation

World Meteorological Organization. (1983). Guide to hydrological practices: World Meteorological Organization (4th ed.). World Meteorological Organization.

Chicago Style (17th ed.) Citation

World Meteorological Organization. Guide to Hydrological Practices: World Meteorological Organization. 4th ed. Geneva, Switzerland: World Meteorological Organization, 1983.

MLA (9th ed.) Citation

World Meteorological Organization. Guide to Hydrological Practices: World Meteorological Organization. 4th ed. World Meteorological Organization, 1983.

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