APA (7th ed.) Citation

Petra, M. (2014). Unbreakable Wings. Pustaka Pelajar.

Chicago Style (17th ed.) Citation

Petra, Monica. Unbreakable Wings. Pustaka Pelajar, 2014.

MLA (8th ed.) Citation

Petra, Monica. Unbreakable Wings. Pustaka Pelajar, 2014.

Warning: These citations may not always be 100% accurate.