Dyfyniad APA

American Merchant Marine Library Association. (1936). The Sea letter of the American Merchant Marine Library Association. The Association.

Dyfyniad Arddull Chicago

American Merchant Marine Library Association. The Sea Letter of the American Merchant Marine Library Association. New York, N.Y.: The Association, 1936.

Dyfyniad MLA

American Merchant Marine Library Association. The Sea Letter of the American Merchant Marine Library Association. The Association, 1936.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.