FAO Irrigation and drainage paper 20/1-21 

 - Rome: FAO.,  1973 
 - Various paging 
 - FAO Irrigation and drainage paper no; 20/1-21 .
<br/><br/>20/1. Water laws in Moslem countries. 20/2. Water laws in Moslem countries - 2. 21. Groundwater models 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>IRRIGATION.<br/>DRAINAGE.