APA-viite

Kolah, A. (2013). The art of influencing and selling. Kogan Page.

Chicago-tyylinen lähdeviittaus

Kolah, Ardi. The Art of Influencing and Selling. London: Kogan Page, 2013.

MLA-viite

Kolah, Ardi. The Art of Influencing and Selling. Kogan Page, 2013.