Gaya APA
Simatupang, H, B.
(2006).
Belajar Sendiri Red Had Enterprise Linux 4
(
ed. 1)
.
Yogyakarta:
ANDI.
Gaya MLA
Simatupang, Hetdi, B..
"Belajar Sendiri Red Had Enterprise Linux 4".
ed. 1
Yogyakarta:
ANDI,
2006.
Text.