Dyfyniad APA

Virtusio, R. P. (2007). How to make it in PR: PR veterans tell their stories. Context Communications International.

Dyfyniad Arddull Chicago

Virtusio, Romeo P. How to Make It in PR: PR Veterans Tell Their Stories. San Juan: Context Communications International, 2007.

Dyfyniad MLA

Virtusio, Romeo P. How to Make It in PR: PR Veterans Tell Their Stories. Context Communications International, 2007.

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