Dyfyniad APA

Standingford, O. (1963). Filing. Institute of Office Management.

Dyfyniad Arddull Chicago

Standingford, Oliver. Filing. London: Institute of Office Management, 1963.

Dyfyniad MLA

Standingford, Oliver. Filing. Institute of Office Management, 1963.

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