000 00433nam a2200121Ia 4500
082 _aIS Code
_bB.I.S
100 _aBureau of Indian Standards[BIS]
245 _aIS:2720-(Pt.39/Sec.1)-1977. Indian standard methods of test for soils. Pt.39 : direct shear test for soils containing gravel. Sec.1 : laboratory test.
260 _aNew Delhi
_bBureau of Indian Standards
_c1989
300 _a14p.
500 _aENG
890 _aIndia
999 _c18674
_d18674