APA Style
Priyatna, A.
(2010).
LET'S END BULLYING : MEMAHAMI, MENCEGAH & MENGATASI BULLYING
.
jakarta:
Kompas Gramedia.
MLA Style
Priyatna, Andri.
"LET'S END BULLYING : MEMAHAMI, MENCEGAH & MENGATASI BULLYING".
jakarta:
Kompas Gramedia,
2010.
Text.