FREUND, J. E. <br/><br/>
Elementary Business Statistics:  The modern Approach. 

 - 4th Ed. 
 - New Jersey,  Prentice -Hall,Inc,  1982. 
 - xvii,606p.: Ill.;charts, tables.  Index.  24cm. 
<br/><br/><label>ISBN: </label>0-13-253120-8 
<br/><br/><label>Dewey Class. No.: </label>519.5 FRE