Gaya APA
Yun Sin, Song. (2012).
Go... go... fokus! .
Jakarta:
PT Elex Media Komputindo.
Gaya Chicago
Yun Sin, Song.
Go... go... fokus!.
Jakarta:
PT Elex Media Komputindo,
2012.
Text.
Gaya MLA
Yun Sin, Song.
Go... go... fokus!.
Jakarta:
PT Elex Media Komputindo,
2012.
Text.
Gaya Turabian
Yun Sin, Song.
Go... go... fokus!.
Jakarta:
PT Elex Media Komputindo,
2012.
Print.