The energy saving guide  tables for assessing the profitability of energy saving measures with explanatory notes and worked examples  [electronic resource] : 
by George Helckâe.  
 - 1st ed. 
 - Oxford ;  New York  Published for the Commission of the European Communities by Pergamon Press  1981.  
 - xii, 224 p.  26 cm. 
<br/><br/>Use copy 
<br/><br/><br/>Electronic reproduction. <br/>[S.l.] : <br/>HathiTrust Digital Library, <br/>2011. 
<br/><br/><br/>Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. <br/>https://purl.oclc.org/DLF/benchrepro0212 
<br/><br/><label>ISBN: </label> ¹20.00  ¹6.75 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dwellings--Energy conservation.<br/>Energy conservation--Economic aspects.<br/>Energieeinsparung.
<br/><br/><label>LC Class. No.: </label>TJ163.5.D86  / H44 1981