Minar, David W. <br/><br/>
Geothermal HVAC  green heating and cooling 
Jay Egg, Brian Clark Howard 
 - Chicago  Aldine Pub.Co  c1969 
 - xii,370p.:  25cm 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0068008155 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communities.