Birkner, M. H. (2000). Cisco CCNA Training kit exam: User manual. Cisco Press.
Cita Chicago Style (17a ed.)Birkner, Matthew H. Cisco CCNA Training Kit Exam: User Manual. Indianapolis: Cisco Press, 2000.
Cita MLA (9a ed.)Birkner, Matthew H. Cisco CCNA Training Kit Exam: User Manual. Cisco Press, 2000.
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