Frevert, Richard K. <br/><br/>
Soil and water conservation engineering 

 - 2nd ed. 
 - New York  John Wiley & Sons  1955 
 - xiii,683 
<br/><br/><label>ISBN: </label>0 471 76520 1 
<br/><br/><label>Dewey Class. No.: </label>626.8  / F