Forouzan, Behrouz A. Data Communication and Networking - 3rd ed. - New Delhi : Tata McGraw hill publishing Company ltd, 2004. - xxxiv, 973 p. : 21 cm. Includes index. ISBN: 0072515848 Subjects--Personal Names: Subjects--Corporate Names: Subjects--Chronological Terms: Subjects--Geographic Terms: India Dewey Class. No.: 004.6 F692d 2004