Bailey, S. W. (1967). Clays and clay minerals: :Proceedings of the fifteenth conference. Pergamon press.
Chicago Style aipamenaBailey, S. W. Clays and Clay Minerals: :Proceedings of the Fifteenth Conference. New york: Pergamon press, 1967.
MLA aipamenaBailey, S. W. Clays and Clay Minerals: :Proceedings of the Fifteenth Conference. Pergamon press, 1967.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.