National Conference on Clays and Clay Minerals Washington, D.C., National Academy of Sciences (U.S.). Committee on Clay Minerals, National Research Council (U.S.). Committee on Clay Minerals, & Swineford, A. (1960). Clays and clay minerals: Proceedings of the seventh National Conference on Clays and Clay Minerals, Washington, D.C., October 20-23, 1958. Pergamon.
Chicago Style (17th ed.) CitationNational Conference on Clays and Clay Minerals Washington, D.C., National Academy of Sciences (U.S.). Committee on Clay Minerals, National Research Council (U.S.). Committee on Clay Minerals, and Ada Swineford. Clays and Clay Minerals: Proceedings of the Seventh National Conference on Clays and Clay Minerals, Washington, D.C., October 20-23, 1958. London: Pergamon, 1960.
MLA (8th ed.) CitationNational Conference on Clays and Clay Minerals Washington, D.C., et al. Clays and Clay Minerals: Proceedings of the Seventh National Conference on Clays and Clay Minerals, Washington, D.C., October 20-23, 1958. Pergamon, 1960.