Hemdal, John F <br/><br/>
The energy center :  new alternative for effective energy use / 
by John F. Hemdal 
 - Ann Arbor, Mich :  Ann Arbor Science Publishers,  1979 
 - xvi, 272 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0250402831 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Energy parks--United States<br/>Energy conservation--United States