Roy, K.P. <br/><br/>
Statistical techniques in commerce and economics 
by K.P. Roy 
 - Calcutta  Progressive Publishers  1964 
 - xiv, 303p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistical techniques
<br/><br/><label>Dewey Class. No.: </label>I5511 R812