TY - BOOK AU - Sharma, Sanjay TI - Data communication networks SN - 9788189757427 U1 - 621.3821 PY - 2010/// CY - N.Delhi PB - S.K. Kataria & SONS KW - ELECTRONICS ENGINEERING KW - INTRODUCTION TO DATA COMMUNICATION AND NETWORKS, THE DATA LINK LAYER , MEDIUM ACCESS SUBLAYER ER -