APA Style
KURNIAWAN, Freddy. (2005).
Sistem Digital .
Yogjakarta:
Gava Media.
Chicago Style
KURNIAWAN, Freddy.
Sistem Digital.
Yogjakarta:
Gava Media,
2005.
Text.
MLA Style
KURNIAWAN, Freddy.
Sistem Digital.
Yogjakarta:
Gava Media,
2005.
Text.
Turabian Style
KURNIAWAN, Freddy.
Sistem Digital.
Yogjakarta:
Gava Media,
2005.
Print.