Hazlewood, Arthur and Livingstone, Ian. <br/><br/>
Irrigation economics in poor countries   

 - Oxford  Pergamon  1982 
 - viii, 144p. Index 
<br/><br/> "Illustrated by the Usangu Plains of Tanzania."   
<br/><br/><label>ISBN: </label>008027451X 
<br/><br/><label>Dewey Class. No.: </label>338.16317  / H431.IE