Gaya APA
Jang, M.
(2004).
Red Hat Certified Technician Linux : Study Guide
(
ed. 1.)
.
California :
McGraw - Hill.
Gaya MLA
Jang, Michael.
"Red Hat Certified Technician Linux : Study Guide".
ed. 1.
California :
McGraw - Hill,
2004.
Buku.