Gaya APA

PRASETIO, ., KURNIA, E, [. (2016). Out of comfort zone (Cet. 2). [Jakarta]: Pustaka Bisnis Indonesia.

Gaya MLA

PRASETIO, ., KURNIA, Eddy, [ed.]. "Out of comfort zone". Cet. 2 [Jakarta]: Pustaka Bisnis Indonesia, 2016. Text.