000
00306nam a2200109Ia 4500
008
140205s9999 xx 000 0 und d
100
_a
ISI
245
_a
Indian standard methods of test for soils part7 IS-2720-1974
260
_b
Indian Standards Institution
_a
New Delhi
_c
1974
300
_a
14
942
_2
ddc
_c
BK
999
_c
711
_d
711