TY  - BOOK
AU  - x, Schwab, Glenn O
AU  - x
TI  - Soil and water conservation engineering: x
SN  - 0471094234
U1  - 631.4/S683 
PY  - 1981///
CY  - New York; Singapore
PB  - Wiley
KW  - Soil conversation
KW  - Water conservation
N1  - Includes
ER  -