Dyfyniad APA

United National Association of Post Office Craftsmen. (1957). The post office employee. United National Association of Post Office Craftsmen.

Dyfyniad Arddull Chicago

United National Association of Post Office Craftsmen. The Post Office Employee. Washington, D.C.: United National Association of Post Office Craftsmen, 1957.

Dyfyniad MLA

United National Association of Post Office Craftsmen. The Post Office Employee. United National Association of Post Office Craftsmen, 1957.

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