Cita APA (7th ed.)
Walker,Matt, & Walker,Angela. (2008). CCNET cisco certified entry networking technician: Study guide(Exam.640-822). TMH.
Cita Chicago (17th ed.)
Walker,Matt, i Walker,Angela. CCNET Cisco Certified Entry Networking Technician: Study Guide(Exam.640-822). New Delhi: TMH, 2008.
Cita MLA (9th ed.)
Walker,Matt, i Walker,Angela. CCNET Cisco Certified Entry Networking Technician: Study Guide(Exam.640-822). TMH, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.