000 00335nam a2200121Ia 4500
008 220201s1984 xx 000 0 eng d
082 _bBIS
100 _aBurean of India Standerdes
245 0 _a15-1948-1961-1 specification for adminium doors window & ventilaors
260 _aNew Delhi
_bB I S
_cAp1984
300 _a19
942 _2ddc
999 _c28396
_d28396