Dyfyniad APA

Bright, P. (2008). Competition refresher year book 2008. Bright Publications.

Dyfyniad Arddull Chicago

Bright, P.S. Competition Refresher Year Book 2008. New Delhi: Bright Publications, 2008.

Dyfyniad MLA

Bright, P.S. Competition Refresher Year Book 2008. Bright Publications, 2008.

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