01299cam a22003374a 4500 4649 4649 13266858 OSt 20230621113241.0 030709s2004 at a b 001 0 eng 2003109625 0534383173 (DLC) 2003109625 DLC DLC DLC pcc TK5105 .S49 2004 004.6 22 Shay, William A. Understanding data communications and networks / William A. Shay. 3rd ed. Australia ; Belmont, Calif. : Thomson Brooks/Cole, c2004. xxv, 766 p. : ill. ; 25 cm. Includes bibliographical references and index. Data transmission systems. Computer networks. Contributor biographical information http://www.loc.gov/catdir/enhancements/fy1302/2003109625-b.html Publisher description http://www.loc.gov/catdir/enhancements/fy1302/2003109625-d.html Table of contents only http://www.loc.gov/catdir/enhancements/fy1302/2003109625-t.html 7 cbc orignew 3 epcn 20 y-gencatlg lcc BK 0 0 lcc 0 0 LPL LPL GEN 2021-04-27 DONATION TEXTBOOK FOR CHANGE CANADA 0 TK5105 .S49 2004 2017-11,599 2021-04-27 00:00:00 11,599 2021-04-27 BK