Armstead, H. <br/><br/>
Geothermal energy 

 - New York  John Wiley and Sons  1978 
 - xxvii,357p.  24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geothermal engineering
<br/><br/><label>LC Class. No.: </label>TJ280.7.A74