APA ציטוט

Swineford, A. (1962). Clays and clay minerals: :Proceedings of the ninth national conference.v.9. Pergamon Press.

Chicago Edition Citation

Swineford, Ada. Clays and Clay Minerals: :Proceedings of the Ninth National Conference.v.9. New York: Pergamon Press, 1962.

ציטוט MLA

Swineford, Ada. Clays and Clay Minerals: :Proceedings of the Ninth National Conference.v.9. Pergamon Press, 1962.