Todd, L. (2004). CCNA Cisco certified network associate study guide (with CD) (1.). BPB.
Chicago Edition CitationTodd, Lammle. CCNA Cisco Certified Network Associate Study Guide (with CD). 1. New Delhi: BPB, 2004.
Cita MLATodd, Lammle. CCNA Cisco Certified Network Associate Study Guide (with CD). 1. BPB, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.