International conference on energy, Europe and the <1980=one thousand nine hundred eighty>'s held at IEE, London from <6=six> to <9=nine> May <1974=one thousand nine hundred seventyfour> 

 - London  IEE  1974 
 - viii+206p 
<br/><br/><label>Universal Decimal Class. No.: </label>620.91(4)"1980"  / IEE.74