Schwab, Glenn Orville,  1919- <br/><br/>
soil and water conservation engineering / 
Glenn O. Schwab, Richad K. Frevert  
 - 4th ed. 
 - New York:  John Wiley .,  2002.. 
 - 507 p. :  ill. ;  22 cm. 
<br/><br/> P.B 
<br/><br/><label>ISBN: </label>9814126527 
<br/><br/><label>LCCN: </label>51003092  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil conservation.<br/>Water conservation.<br/>Surveying.
<br/><br/><label>LC Class. No.: </label> / .S4 
<br/><br/><label>Dewey Class. No.: </label>631.4 SCH