APA (7th ed.) Citation

Eleventh National Conference on Clays and Clay Minerals. (1963). Clays and clay minerals. Pergamon Press.

Chicago Style (17th ed.) Citation

Eleventh National Conference on Clays and Clay Minerals. Clays and Clay Minerals. New York: Pergamon Press, 1963.

MLA (9th ed.) Citation

Eleventh National Conference on Clays and Clay Minerals. Clays and Clay Minerals. Pergamon Press, 1963.

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