, .
Methods of test for soils: Part 1 / Textual Documents Indian Standards Institution. - 1 / . - New Delhi : Indian Standards Institution , 1984. - 10 ; . - IS 2720(Part 1)-1983-
624.131 / IND/ME
Methods of test for soils: Part 1 / Textual Documents Indian Standards Institution. - 1 / . - New Delhi : Indian Standards Institution , 1984. - 10 ; . - IS 2720(Part 1)-1983-
624.131 / IND/ME