MASON, R. D. <br/><br/>
Statistical Techniques in Business and Economics 

 - 6th Ed. 
 - Illinois,  Richard D Irwin,  1986. 
 - xxxii, 985p.: ill,; figure, graph, table  Index.  24cm. 
<br/><br/><label>ISBN: </label>0-256-033383-8 
<br/><br/><label>Dewey Class. No.: </label>519.5 MAS