APA Style

Gomulya, B. et al (2018). Coaching for Result: Unlocking Human Potential to Achieve Organization's Performance (cet. i). Jakarta: PT Gramedia Pustaka Utama.

MLA Style

Gomulya, Berny. et al. "Coaching for Result: Unlocking Human Potential to Achieve Organization's Performance". cet. i Jakarta: PT Gramedia Pustaka Utama, 2018. Text.