Gaya APA
Petra, Monica. (2014).
Unbreakable Wings .
Yogyakarta:
Sheila.
Gaya Chicago
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Sheila,
2014.
Fiksi.
Gaya MLA
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Sheila,
2014.
Fiksi.
Gaya Turabian
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Sheila,
2014.
Fiksi.