000
00269nam a2200109Ia 4500
008
220201s1994 xx 000 0 eng d
100
_a
GUPTA (ML)
245
0
_a
ELCTRONICS & RADIO ENGINEERING
250
_a
9TH
260
_b
DHANPAT RAI & SONS DELHI
_c
1994
942
_2
ddc
999
_c
96164
_d
96164