000 00311nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.382
100 _aGautam A K
245 0 _aCommunication System I (For Engineering,Diploma students)
250 _a2
260 _bS K Kataria And Sons
_c2004
942 _cBK
999 _c9091
_d9091