Soil and water conservation engineering /  
by Glenn O. Schwab ... [et al.]. 
 - 2nd ed. 
 - New York :    John Wiley & Sons,    1966. 
 - xv, 683 p. :    24 cm. 
<br/><br/>  Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Soil conservation -- Africa<br/> Water conservation.<br/> agricultural engineering.
<br/><br/><label>Dewey Class. No.: </label>631.4 SOI