Competition Success Review Yearbook 2021/ 
edited by S. K. Sachdeva 
 - New Delhi  : Competition Review Pvt. Ltd.  , 2021. 
 - 902 pages. 
<br/><br/><label>ISBN: </label>9789384175726 
<br/><br/><label>Dewey Class. No.: </label>R 050 SAC/Y