Gaya APA
Priyatna, Andri. (2010).
Lets End Bullying: Memahami, Mencegah & Mengatasi Bullying .
Jakarta:
Elex Media Komputindo PT..
Gaya Chicago
Priyatna, Andri.
Lets End Bullying: Memahami, Mencegah & Mengatasi Bullying.
Jakarta:
Elex Media Komputindo PT.,
2010.
Text.
Gaya MLA
Priyatna, Andri.
Lets End Bullying: Memahami, Mencegah & Mengatasi Bullying.
Jakarta:
Elex Media Komputindo PT.,
2010.
Text.
Gaya Turabian
Priyatna, Andri.
Lets End Bullying: Memahami, Mencegah & Mengatasi Bullying.
Jakarta:
Elex Media Komputindo PT.,
2010.
Print.