APA Style
Petra, Monica. (2014).
Unbreakable Wings .
Yogyakarta:
Penerbit Andi.
Chicago Style
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Penerbit Andi,
2014.
Text.
MLA Style
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Penerbit Andi,
2014.
Text.
Turabian Style
Petra, Monica.
Unbreakable Wings.
Yogyakarta:
Penerbit Andi,
2014.
Print.