TY  - BOOK
AU  - Lal, R  .
AU  - Russell,E W  .
TI  - Tropical agricultural hydrology: Watershed management and land use / 
SN  - 0-471-279315
U1  - 551.48 
PY  - 1981///
CY  - London : 
PB  - John Wiley & Sons , 
ER  -