Dyfyniad APA

Thomas, D. P. (1963). Private secretarial work/8e (8th ed.). Sir Isaac Pitman & Sons.

Dyfyniad Arddull Chicago

Thomas, Dorothy Parry. Private Secretarial Work/8e. 8th ed. London: Sir Isaac Pitman & Sons, 1963.

Dyfyniad MLA

Thomas, Dorothy Parry. Private Secretarial Work/8e. 8th ed. Sir Isaac Pitman & Sons, 1963.

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