Berenson, Mark L. <br/><br/>
Basic business statistics :  concepts and applications / 
by Mark L. Berenson and David M. Levine. 
 - 4th ed. 
 - Englewood Cliffs, N.J. :  Prentice Hall,  1989. 
 - xviii, 904 p. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0130583715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Վիճակագրություն<br/>Commercial statistics.<br/>Business mathematics.