TY  - BOOK
AU  - Biswas , T D  .
AU  - Mukherjee,S K  .
TI  - Text book of soil science / 
SN  - 0-07-451679-5
U1  - 631.4 
PY  - 1993///
CY  - New Delhi : 
PB  - Tata Mc-Graw Hill Publishing Company , 
ER  -