Dyfyniad APA

McGurie, G. (2009). Secrets of successful people. Epitome Books.

Dyfyniad Arddull Chicago

McGurie, Gary. Secrets of Successful People. New Delhi: Epitome Books, 2009.

Dyfyniad MLA

McGurie, Gary. Secrets of Successful People. Epitome Books, 2009.

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