00644nam a22002057a 4500 20140925112648.0 ENG-110926 9788120349070 395.00 EN-94458 DBAD/PUB 004.6 Brijendra Singh Data communications and computer networks / by Brijendra Singh 4th ed New Delhi PHI Learning 2014 Rimjhim House, 111, Patparganj Industrial Estate New Delhi 110092 xvii,482p. 24cm(pbk) Includes bibliographical references and index ddc EN BRI 004.6 88929 88929 0 0 0 1 NFIC DBAD DBAD 2014-09-23 DBAD/PUB 395.00 0 004.6 BRI EN-94458 2014-09-23 00:00:00 1 395.00 EN