Soil and water conservation engineering.
SCHWAB, G.O (...et. al)
Soil and water conservation engineering. - New York : John Wiley Sons, 2002. - xiv,507p. : : ill. ; 22cm.
Soil and water conservation.
Agricultural engineering.
Soil and water conservation engineering. - New York : John Wiley Sons, 2002. - xiv,507p. : : ill. ; 22cm.
Soil and water conservation.
Agricultural engineering.