Dyfyniad APA

Belding, S. (2005). Dealing with the Customer from Hell. Kogan Page.

Dyfyniad Arddull Chicago

Belding, Shaun. Dealing with the Customer from Hell. London: Kogan Page, 2005.

Dyfyniad MLA

Belding, Shaun. Dealing with the Customer from Hell. Kogan Page, 2005.

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