Nazir Ahmad <br/><br/>
Tubewell:  theory and practice 

 - Lahore:  The Author,  19-? 
 - Pages vary :ill.  28 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>(hb) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wells -- Study and Teaching
<br/><br/><label>Dewey Class. No.: </label>628.1  / NAZ