O'Mara, Gerald T. <br/><br/>
Issues in the efficient use of surface and groundwater in irrigation / 
Gerald O'Mara. 
 - Washington, D.C., U.S.A. :  World Bank,  1984. 
 - i, 93 p. ;  27 cm. 
 - World Bank staff working papers ;  no. 707 .
<br/><br/><label>ISBN: </label>0821304518 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Irrigation water x Government policy x Developing countries.<br/>Irrigation efficiency x Economic aspects x Developing countries.
<br/><br/><label>LC Class. No.: </label>HD1741.D44  / O43 1984 
<br/><br/><label>Dewey Class. No.: </label>333.91/3/091724�19