TY  - BOOK
AU  - Frevert, Richard K
AU  - Edminster, Talcott W
AU  - Schwab, Glenn O
TI  - Soil and water conservation engineering
U1  - 627 21st
PY  - 1955///
CY  - New York
PB  - John Wiley
KW  - Soil; Water conservation; Subsurface drainage
ER  -