Gaya APA

Wahyudi, I. (2010). Shifthink Professional Series Customer Oriented : 21 Inspirasi Dahsyat Merebut Hati Konsumen! . Jakarta: Get Your Wisdom Publishing.

Gaya MLA

Wahyudi, Iwan. "Shifthink Professional Series Customer Oriented : 21 Inspirasi Dahsyat Merebut Hati Konsumen!". Jakarta: Get Your Wisdom Publishing, 2010. Text.