Biswal Purna Chandra <br/><br/>
Probability and Statistics 
/ by Purna Chandra Biswal 
 - New Delhi  PHI Learning  2012 
 - 374p. 
<br/><br/><label>ISBN: </label>9788120331402 
<br/><br/><label>Dewey Class. No.: </label>519.2  / BIS/P