000
00305nam a2200121Ia 4500
008
220201s1968 xx 000 0 eng d
100
_a
IS 4509 1968
245
0
_a
IS : SPECIFICATION FOR SHORTEND SINGLE ENDED RING
250
_a
1
260
_a
DELHI
_b
ISI MANAK BHAWAN
_c
1968
300
_a
9
942
_2
ddc
999
_c
89883
_d
89883