000 00291nam a2200109Ia 4500
008 220201s1992 xx 000 0 eng d
100 _aTHERAJA, B.L.
245 0 _aOBJECTIVE ELECTRICAL ELECTRONICS & TEDECOMMUNICATION ENGG.
260 _aDELHI
_bS. CHAND
_c1992
300 _a484
942 _2ddc
999 _c69322
_d69322