National Conference on Clays and Clay Minerals University of Oklahoma & Swineford, A. (1960). Clays and clay minerals: Proceedings of the Eighth National Conference on Clays and Clay Minerals : University of Oklahoma, October 11-14, 1959. Pergamon Press.
Cita Chicago Style (17a ed.)National Conference on Clays and Clay Minerals University of Oklahoma y Ada Swineford. Clays and Clay Minerals: Proceedings of the Eighth National Conference on Clays and Clay Minerals : University of Oklahoma, October 11-14, 1959. Oxford: Pergamon Press, 1960.
Cita MLA (8a ed.)National Conference on Clays and Clay Minerals University of Oklahoma y Ada Swineford. Clays and Clay Minerals: Proceedings of the Eighth National Conference on Clays and Clay Minerals : University of Oklahoma, October 11-14, 1959. Pergamon Press, 1960.