000 00317nam a22001337a 4500
005 20210914144329.0
008 210914b ||||| |||| 00| 0 eng d
041 _aeng
100 _aIndian standard institution
_925944
245 _aIS 1498-1970
260 _aNEW DELHI
_bISI
_c1992
300 _a21p.
942 _cBK
999 _c127087
_d127087