Barlow, Roy,  1965- <br/><br/>
Solar pumping :  an introduction and update on the technology, performance, costs, and economics / 
Roy Barlow, Bernard McNelis, and Anthony Derrick. 
 - London, U.K. :  Washington, D.C. :  Intermediate Technology Publications ;  World Bank,  1993. 
 - 153 p. :  ill., maps. 
 - World Bank technical paper,  no. 168  0253-7494 ; .
<br/><br/><label>ISBN: </label>1853391794 (London) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Solar pumps.<br/>Water-supply engineering--Developing countries.<br/>Irrigation engineering--Developing countries.