Energy conservation handbook 
/ The energy Conservation center  
 - Japan:   The Energy Conservation center,   1991 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science  
<br/><br/><label>Subjects--Index Terms: </label>Energy conservation  
<br/><br/><label>Universal Decimal Class. No.: </label>D (520)620.9(035)  / N1