Irrigation canal lining 
by D. B. Kraatz.  
 - Rome  New York  Food and Agriculture Organization of the United Nations ;  for sale by UNIPUB  1977.  
 - xviii, 199 p., [1] fold. leaf of plates  ill.  23 cm. 
<br/><br/>Bibliography: p. 189-199.  
<br/><br/><label>ISBN: </label>9251001650 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation canals and flumes--Linings.
<br/><br/><label>LC Class. No.: </label>TC930 K89