Dyfyniad APA

Carnegie, D. (2012). How to Win Friends & Influence People. Vermilion.

Dyfyniad Arddull Chicago

Carnegie, Dale. How to Win Friends & Influence People. London: Vermilion, 2012.

Dyfyniad MLA

Carnegie, Dale. How to Win Friends & Influence People. Vermilion, 2012.

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