Clays and clay minerals. Oxford etc.: Pergamon Press, 1966 VI, 447 p. : ill. 11 ill.
Clays and clay minerals. Oxford etc.: Pergamon Press, 1966 VI, 447 p. : ill. 11 ill.
(1966) Clays and clay minerals, Oxford etc.: Pergamon Press VI, 447 p. : ill. 11 ill.
(1966). Clays and clay minerals. Proceedings of the Fourteenth National Conf. Berkeley, California. Oxford etc.: Pergamon Press, VI, 447 p. : ill. 11 ill.
Clays and clay minerals: Proceedings of the Fourteenth National Conf. Berkeley, California. Oxford etc.: Pergamon Press; 1966. p. VI, 447 p. : ill. 11 ill.
