TY  - BOOK
ED  - Indian standards institution
TI  - Methods of test for soils Part XXXIII : determination of the density in-place by the ring and water replacement method
U1  - 624.131.431.5 
PY  - 1972///
CY  - New Delhi
PB  - Indian standards institution
KW  - IS:2720(PartXXXIII)-1971
ER  -