Colberg, Marshall Rudolph <br/><br/>
Business economics  principles and cases 
Marshall R. Colberg, Dascomb R. Forbush, Gilbert R. Whitaker, Jr. 
 - 6th ed. 
 - Homewood, Ill.  R.D. Irwin  1981. 
 - xi, 497 p.  graphs. 
<br/><br/> 921016 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>80082102 //r86 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Managerial economics