APA Style

Saputra, N, H, I. (2018). Keep moving on, do and belive it (C. 1.). Surabaya: CV Pustaka Media Guru.

MLA Style

Saputra, Nugroho, Hadi, Ichida. "Keep moving on, do and belive it". C. 1. Surabaya: CV Pustaka Media Guru, 2018. Text.