Childress, Robert L. <br/><br/>
Calculus for business and economics / 
Robert L. Childress. 
 - Second edition. 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1978 
 - 383 pages ;  23 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0131115340  RM11.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics.<br/>Calculus.