Gentry, F.E <br/><br/>
Semiconductor controlled rectifiers: Principles and applications of p-n-p-n devices 

 - New Delhi  Prentice-hall of India Pvt. Ltd.  1976 
 - xv+383p 
 -  Prentice-hall series in electrical engineering  Everitt, William L .
<br/><br/><label>Universal Decimal Class. No.: </label>621.382.333.3  / GEN.76