Gaya APA
Atlas IPS, Indonesia dan Dunia. (2003).
:
ARCOLA.
Gaya Chicago
Atlas IPS, Indonesia dan Dunia.
.
:
ARCOLA,
2003.
Computer File.
Gaya MLA
Atlas IPS, Indonesia dan Dunia.
.
:
ARCOLA,
2003.
Computer File.
Gaya Turabian
Atlas IPS, Indonesia dan Dunia.
:
ARCOLA,
2003.
Computer File.