INTERNATIONAL <br/><br/>
MCGRAW HILL ENCYLOPEDIA OF SCIENCE AND TECHNOLOGY VOLUME - 4 DAC-ELEC 

 - NEWYORK  MCGRAW HILL  1977 
 - 816P 
<br/><br/><label>ISBN: </label>0-07-079280-1 
<br/><br/><label>Dewey Class. No.: </label>503.21 MCG'I