Gaya APA

Kartajaya, H., Ridwansyah, A. (2014). Wow selling: sales people are the real marketeers (1). Jakarta: PT GRAMEDIA PUSTAKA UTAMA.

Gaya MLA

Kartajaya, Hermawan., Ridwansyah, Ardhi. "Wow selling: sales people are the real marketeers". 1 Jakarta: PT GRAMEDIA PUSTAKA UTAMA, 2014. Text.