000 00256nam a2200085Ia 4500
008 150310s9999 xx 000 0 und d
100 _a"DAS J, MULLICK SK & CHATTERJEE PK"
245 _aPRINCIPLES OF DIGITAL COMMUNICATION
260 _c2001
_bNEW AGE INTERNATIONAL
999 _c27448
_d27448