Dyfyniad APA

O'SHAUGHNESSY DOUGLAS. (2010). SPEECH COMMUNICATIONS (2nd.). TTI, BERHANPUR,WEST BENGAL.

Dyfyniad Arddull Chicago

O'SHAUGHNESSY DOUGLAS. SPEECH COMMUNICATIONS. 2nd. TTI, BERHANPUR,WEST BENGAL, 2010.

Dyfyniad MLA

O'SHAUGHNESSY DOUGLAS. SPEECH COMMUNICATIONS. 2nd. TTI, BERHANPUR,WEST BENGAL, 2010.

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