Gaya APA

Kartajaya, H., Ridwansyah, A. (2014). Wow Selling : Sales People Are The Real Marketeers (cet.2). Jakarta: Gramedia Pustaka Utama.

Gaya MLA

Kartajaya, Hermawan., Ridwansyah, Ardhi. "Wow Selling : Sales People Are The Real Marketeers". cet.2 Jakarta: Gramedia Pustaka Utama, 2014. Text.