SCHWAB, Glenn O. <br/><br/>
Soil and water conservation engineering 

 - 3rd ed. 
 - Newyork  John wiley & sons  1981 
 - xv, 525p. 
<br/><br/><label>ISBN: </label>471030783 
<br/><br/><label>Dewey Class. No.: </label>631.4