TY  - BOOK
AU  - Tripathi, R P  .
AU  - Singh,H P  .
TI  - Soil erosion and conservation / 
SN  - 81  224   0305   0
U1  - 631.45 
PY  - 1993///
CY  - New Delhi : 
PB  - Wiley Eastern Ltd , 
ER  -