Gaya APA
Dhirgantoro, donny. (2011).
2 .
Jakarta:
Gramedia.
Gaya Chicago
Dhirgantoro, donny.
2.
Jakarta:
Gramedia,
2011.
Text.
Gaya MLA
Dhirgantoro, donny.
2.
Jakarta:
Gramedia,
2011.
Text.
Gaya Turabian
Dhirgantoro, donny.
2.
Jakarta:
Gramedia,
2011.
Print.