Gaya APA
Keyes, Daniel. (2005).
24 Wajah Billy (IV).
Bandung:
Qanita.
Gaya Chicago
Keyes, Daniel.
24 Wajah Billy.
IV
Bandung:
Qanita,
2005.
Text.
Gaya MLA
Keyes, Daniel.
24 Wajah Billy.
IV
Bandung:
Qanita,
2005.
Text.
Gaya Turabian
Keyes, Daniel.
24 Wajah Billy.
IV
Bandung:
Qanita,
2005.
Print.