O'Brien, Dennis T. <br/><br/>
Mathematics for business and economics. 

 - Marrickville, N.S.W. :  Harcourt Brace,  1989. 
 - Book. 
<br/><br/><label>ISBN: </label>0729503402 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.<br/>Economics, Mathematical.
<br/><br/><label>Dewey Class. No.: </label>