APA (7th ed.) Citation

Society of Economic Geologists (U.S.). (1921). Summary of proceedings of the Society of Economic Geologists. Society of Economic Geologists.

Chicago Style (17th ed.) Citation

Society of Economic Geologists (U.S.). Summary of Proceedings of the Society of Economic Geologists. [Chicago]: Society of Economic Geologists, 1921.

MLA (9th ed.) Citation

Society of Economic Geologists (U.S.). Summary of Proceedings of the Society of Economic Geologists. Society of Economic Geologists, 1921.

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