APA (7th ed.) Citation

International Union of Geological Sciences. (1969). International Union of Geological Sciences. Schweizerbart.

Chicago Style (17th ed.) Citation

International Union of Geological Sciences. International Union of Geological Sciences. Stuttgart: Schweizerbart, 1969.

MLA (9th ed.) Citation

International Union of Geological Sciences. International Union of Geological Sciences. Schweizerbart, 1969.

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