Gaya APA
Head Games ( cinta online ). (2009).
:
Gramedia Putaka.
Gaya Chicago
Head Games ( cinta online ).
cet 2.
:
Gramedia Putaka,
2009.
Text.
Gaya MLA
Head Games ( cinta online ).
cet 2.
:
Gramedia Putaka,
2009.
Text.
Gaya Turabian
Head Games ( cinta online ).
:
Gramedia Putaka,
2009.
Print.