Dyfyniad APA

Baker, P. (2009). Secrets of super achievers. Macmillan publishers.

Dyfyniad Arddull Chicago

Baker, Philip. Secrets of Super Achievers. Delhi: Macmillan publishers, 2009.

Dyfyniad MLA

Baker, Philip. Secrets of Super Achievers. Macmillan publishers, 2009.

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