000 00229nam a2200073 4500
080 _a
_b
245 _aIS: 2386 (Part IV)-1963 Ra 1997; Methods of test for naggregates for concrete Part IV; Mechanical properties
700 _aBIS
260 _aNew Delhi
_bBIS
_c1964
300 _a27+6
999 _c36765
_d36765