Gaya APA
Andrew, Matthews, Arvin, Saputra. (2005).
Bahagia Sekarang .
Tangerang:
Karisma Publishing Group.
Gaya Chicago
Andrew, Matthews, Arvin, Saputra.
Bahagia Sekarang.
Tangerang:
Karisma Publishing Group,
2005.
Text.
Gaya MLA
Andrew, Matthews, Arvin, Saputra.
Bahagia Sekarang.
Tangerang:
Karisma Publishing Group,
2005.
Text.
Gaya Turabian
Andrew, Matthews, Arvin, Saputra.
Bahagia Sekarang.
Tangerang:
Karisma Publishing Group,
2005.
Print.