Gaya APA
Oliver, Lauren. (2010).
Before I fall .
London:
Great Britain.
Gaya Chicago
Oliver, Lauren.
Before I fall.
London:
Great Britain,
2010.
Text.
Gaya MLA
Oliver, Lauren.
Before I fall.
London:
Great Britain,
2010.
Text.
Gaya Turabian
Oliver, Lauren.
Before I fall.
London:
Great Britain,
2010.
Print.