000 00267nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _a"DAS J, MULLICK SK & CHATTERJEE PK"
245 _aPRINCIPLES OF DIGITAL COMMUNICATIONS
250 _a2
260 _c1992
_bWILEY EASTERN
999 _c20120
_d20120