Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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