Dyfyniad APA

Langan John. (2003). Ten Skills You Really Need to Succeed in College. American: MC Graw Hill.

Dyfyniad Arddull Chicago

Langan John. Ten Skills You Really Need to Succeed in College. American: MC Graw Hill, 2003.

Dyfyniad MLA

Langan John. Ten Skills You Really Need to Succeed in College. American: MC Graw Hill, 2003.

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