000 00265nam a2200121Ia 4500
008 220201s1990 xx 000 0 eng d
041 _aENG
100 _aBIS
245 0 _aIS: 8112-1989
260 _aNEW DELHI
_bBIS PUBLICATION
_c1990
300 _a7
942 _2ddc
999 _c63054
_d63054