TY  - BOOK
AU  - Harlin,John M.
AU  - Berardi,Gigi M.
TI  - Agricultural soil loss: processes policies and prospects 
SN  - 0813371945
PY  - 1987///
CY  - Boulder
PB  - Westview Press
KW  - Soil erosion
KW  - United States
KW  - Economic aspects
KW  - Soil conservation
KW  - Government policy
ER  -