000 00249nam a2200109Ia 4500
008 220201s1999 xx 000 0 eng d
100 _aMITHAL G K
245 0 _aRADIO ENGINEERING
260 _aDELHI
_bKHANNA PUB
_c1999
300 _a540
942 _2ddc
999 _c92337
_d92337