Ochsner Karl <br/><br/>
Geothermal Heat Pumps: A Guide for Planning and Installing 

 - New York  Routledge  2008 
 - xvii,146p. 
<br/><br/><label>ISBN: </label> RS 8950.00 
<br/><br/><label>Dewey Class. No.: </label>697.07 OCH,K.