APA
National Conference on Clays and Clay Minerals(13th: 1964 O., . (1966). Clays and clay minerals. Pergamon: Oxford.
Chicago
National Conference on Clays and Clay Minerals(13th: 1964 O, . 1966. Clays and clay minerals. Pergamon: Oxford.
Harvard
National Conference on Clays and Clay Minerals(13th: 1964 O., . (1966). Clays and clay minerals. Pergamon: Oxford.
MLA
National Conference on Clays and Clay Minerals(13th: 1964 O, . Clays and clay minerals. Pergamon: Oxford. 1966.