000 00314nam a2200121Ia 4500
008 211209s2011 xx 000 0 und d
020 _a8131709306
041 _aeng
100 _aTHOMSI, WAYNE
245 _aINTRODUCTION TO DATA COMMUNICATIONS AND NETWORKING
260 _aNEW DELHI
_bPEARSON
_c2011
300 _a985
999 _c64649
_d64649