Lawrence, Kenneth, ed. <br/><br/>
Energy conservation sourcebook 

 - Rockville, Md. :  Aspen Systems Corporation,  1980 
 - 507 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENERGY CONSERVATION--UNITED STATES
<br/><br/><label>LC Class. No.: </label>TJ163.4 .U6  / E537