Frevert, Richard K., <br/><br/>
Soil and water conservation engineering / 
By Richard k. frevert, glenn o. schwab, talcott w. edminster... 
 - xiii, 479 páginas 
 - The ferguson foundation agricultural engineering series .
<br/><br/> Edicion preliminar publicada en 1953, con el titulo: engineering in soil and water conservation. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservación del agua<br/>Conservación de suelos
<br/><br/><label>LC Class. No.: </label>S623  / F68