Soil and water conservation engineering. Ed 4 - Glenn O. Schwab; Delmar D. Fangmeier William J. Elliot Richard K. Frevert (New York John Wiley and Sons Inc, 1993)
Glenn O. Schwab; Delmar D. Fangmeier; William J. Elliot & Richard K. Frevert: Soil and water conservation engineering. Ed 4. (4th Edition) New York. John Wiley and Sons Inc, 1993. 0-471-57490-2--(631.45SCH)
ENGLISH