Campbell, Michael D., <br/><br/>
Rural water systems planning and engineering guide / 
Michael d. Campbell and jay h. lehr 
 - 150 páginas 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abastecimiento de agua en la agricultura
<br/><br/><label>LC Class. No.: </label>TD927  / C35