Rowles, R. J. E. <br/><br/>
Drilling for water :  a practical manual 

 - Bedford :  Cranfield Press,  1990 
 - 180 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0947767969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water supply<br/>Design and construction