Dyfyniad APA

Darrow, R. . W. (1967). Public relations handbook. The Dartness Corporation.

Dyfyniad Arddull Chicago

Darrow, Richard W. Public Relations Handbook. London: The Dartness Corporation, 1967.

Dyfyniad MLA

Darrow, Richard W. Public Relations Handbook. The Dartness Corporation, 1967.

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