Schwab, Glenn O. <br/><br/>
Elementary soil and water engineering  

 - New York  John Wiley and Sons   1957 
 - 296 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation 
<br/><br/><label>Dewey Class. No.: </label>631.4  / Sch969e 1957