Her Majesty`s Stationery Office <br/><br/>
Irrigation 

 - 4th Ed 
 - London  Her Majeshys Stationary Office  1974 
 - 141p 
<br/><br/>Her Majesty`s Stationery Office: Irrigation.  (4th Ed)  London.  Her Majeshys Stationary Office, 1974. 0-11-241438-9--(631.7HER)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>0-11-241438-9 
<br/><br/><label>Dewey Class. No.: </label>631.7  / HMSO