Gaya APA

Manurung, E. (2015). Selling With Attitude: Selling With Attitude Is AWay Of Thinking That Enables You To Meet Your Potential With Right Attitude . Yogyakarta: Digna Pustaka.

Gaya MLA

Manurung, Esra. "Selling With Attitude: Selling With Attitude Is AWay Of Thinking That Enables You To Meet Your Potential With Right Attitude". Yogyakarta: Digna Pustaka, 2015. Text.