Gaya APA

Iskandar, E, Z, A. (2017). I'M A LEADER: Drive Change and Improve Performance (-). Jakarta: PT Gramedia Pustaka Utama.

Gaya MLA

Iskandar, Eloy, Zaluku., Andy. "I'M A LEADER: Drive Change and Improve Performance". - Jakarta: PT Gramedia Pustaka Utama, 2017. Text.