Dyfyniad APA

Newman, R. G. (1987). Communicating in business today. D.C heath.

Dyfyniad Arddull Chicago

Newman, Ruth G. Communicating in Business Today. Lexington: D.C heath, 1987.

Dyfyniad MLA

Newman, Ruth G. Communicating in Business Today. D.C heath, 1987.

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