TY  - BOOK
AU  - INDIAN STANDARDS INSTITUTION
TI  - Indian Standard Methods of Test for Soils Part XXVII Determination of Total Soluble Sulphate: IS-2720-1977
PY  - 1978///
CY  - New Delhi
PB  - Indian Standard Institution
KW  - IS:2720(p-27)-1977
ER  -