Bielenberg, Carl. <br/><br/>
How to make and use the treadle irrigation pump / 
Carl Bielenberg and Hugh Allen. 
 - London :  lntermediate technology publications,  1995. 
 - x, 77 p. :  ill. :  25 cm. 
<br/><br/><label>ISBN: </label>1853393126 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply.<br/>lrrigation pumps.