000
00243nam a2200109Ia 4500
008
220201s1972 xx 000 0 eng d
100
_a
ISI
245
0
_a
is:2720(part-XIII)-1972
260
_b
Isi new delhi
_c
1972
300
_a
11
942
_2
ddc
999
_c
82807
_d
82807