PADMALOCHAN  HAZARIKA <br/><br/>
A TEXTBOOK BUSINESS STATISTICS 

 - RAM NAGAR ,NEW DELHI  S.CHAND &COMPANY LTD   2005 
<br/><br/><label>ISBN: </label>81-219-2456-1 
<br/><br/><label>Dewey Class. No.: </label>330  / HAZ/A