000 00311nam a2200145Ia 4500
008 240220s9999 xx 000 0 und d
041 _aENG
245 0 _aS P 6(2) - 1962
260 _aNULL
260 _bIndian Standards Institution.
260 _c1980
365 _b60
650 _aGENERAL
942 _cDBK
999 _c16510
_d16510