Dyfyniad APA

Head, F. D. (1955). Manual of secretarial Practice rer by E Dennis smith.

Dyfyniad Arddull Chicago

Head, F. D. Manual of Secretarial Practice Rer by E Dennis Smith. 1955.

Dyfyniad MLA

Head, F. D. Manual of Secretarial Practice Rer by E Dennis Smith. 1955.

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