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