ZIMMERMAN(JOSEF D) <br/><br/>
Irrigation 

 -  1966  John Wiley & Sons, New York 
 - 1-522  0  Paper 
<br/><br/> Hard Binding 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil & Water Conservation
<br/><br/><label>Dewey Class. No.: </label>DT3            K6