Aggarwal, J. C. <br/><br/>
Essentials of examination system/ 

 - New - delhi  VIKAS Publishing House  1997 
 - xiii,411p.;  ill.; 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>8125900519 
<br/><br/><label>LC Class. No.: </label>LC1072  / .Ag3 1997