Gaya APA

Dewi, D, S, S, K. (2021). Be Strong and Never Weaken Yourself . : PT. Elex Media Komputindo.

Gaya MLA

Dewi, Davit, Setiawan,, Sri, Kusuma. "Be Strong and Never Weaken Yourself". : PT. Elex Media Komputindo, 2021. Text.