000 00359nam a2200121Ia 4500
082 _aIS Code
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:8112-1989. Indian standard 43grade ordinary portland cement specification.
260 _aNew Delhi
_bBureau of Indian Standards
_c1990
300 _a7p.
500 _aENG
890 _aIndia
999 _c19383
_d19383