Chisholm, Roger. <br/><br/>
Principles of economics / 
Roger Chisholm, Marilu McCarty. 
 - 2nd ed. 
 - Glenview, Illinois :  Scott, Foresman & Co.,  1981. 
 - 806 p. 
<br/><br/><label>ISBN: </label>0673154920 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics.