Efy Enterprise, . <br/><br/>
Electronics projects 

 - New Delhi :   Efy Enterprises,   199495. 
 - XIII ;  
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>621.388  / EFY