000 00333nam a2200121Ia 4500
008 220201s9999 xx 000 0 eng d
082 _bBIS
100 _aBurean of India Standerdes
245 0 _a15-1597(P+1)-1992 construction of stone masonary-code of practice
260 _aNew Delhi
_bB I S
_cAug-92
300 _a12
942 _2ddc
999 _c28392
_d28392