000 00424nam a2200193Ia 4500
008 181031s9999 xx 000 0 und d
082 _a691
082 _bBIS
245 _aIndian Standards:stones. (Reference Document)
250 _a2nd.ed.
260 _bBureau of Indian Standards
260 _c0
300 _a30 booklets.
365 _b0
365 _d0
365 _e0
650 _aBuilding Materials
942 _cBK
999 _c1223
_d1223