Universal decimal classification 

 - 2nd 
 - London  British Standard Institution       1977 
 - 87p.  cm. 
 - Fid Pub; 483 .
<br/><br/> Contents Electrical engineering 
<br/><br/><label>Standard No.: </label>7,097 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>2:51M96, q K8;L7