International Business Machines Corporation. International Technical Support Organization, ebrary, Inc, & Cook, J. (2004). Networking (Student ed.). IBM International Technical Support Organization.
Cita Chicago (17th ed.)International Business Machines Corporation. International Technical Support Organization, Inc ebrary, i Jim Cook. Networking. Student ed. Rochester, MN: IBM International Technical Support Organization, 2004.
Cita MLA (9th ed.)International Business Machines Corporation. International Technical Support Organization, et al. Networking. Student ed. IBM International Technical Support Organization, 2004.
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