dr.s.l  gupta  dr.v.kumar <br/><br/>
hand book of electronics 

 - MEERUT  PRAGATI PRAKASHAN  1966 
<br/><br/><label>ISBN: </label>81-7556-591-8 
<br/><br/><label>Dewey Class. No.: </label>621.381  / GUP/H