Gaya APA
Lammle, T.
(2005).
CCNA: Cisco Certified Network Associate: Study Guide
.
Jakarta:
PT Elex Media Komptindo.
Gaya MLA
Lammle, Todd.
"CCNA: Cisco Certified Network Associate: Study Guide".
Jakarta:
PT Elex Media Komptindo,
2005.
Text.