Freeman, R. L. (2001). Practical data communications (2nd ed.). John Wiley.
Chicago Edition CitationFreeman, Roger L. Practical Data Communications. 2nd ed. New York: John Wiley, 2001.
MLA Edition CitationFreeman, Roger L. Practical Data Communications. 2nd ed. John Wiley, 2001.
Warning: These citations may not always be 100% accurate.