Forouzan, Behrouz A. Data communications and networking / Behrouz A. Forouzan ; with Catherine Coombs and Sophia Chung Fegan. - 2nd ed. - Boston : McGraw-Hill, c2001. - xxxii, 908 p. : ill. (some col.) ; 24 cm. Includes bibliographical references (p. 841-842) and index. For LBS Students, Faculty and Researchers. Subjects--Topical Terms: Data transmission systems.Computer networks. Dewey Class. No.: 004.6 / FOR-D 1997 801407 / FOR-D 1997 801407