Mithal, Gyanendra K. <br/><br/>
Industrial electronics :  (including instrumentation) / 
Gyanendra K. Mithal and Ravi Mittal. 
 - 15th ed. 
 - Delhi :  Khanna Publishers,  1992 
 - xv, 733 p. :  ill. ;  21 cm 
<br/><br/> Includes index 
<br/><br/>Includes bibliographical refernces.