Lewis  1927- <br/><br/>
An introduction to mathematics for students of economics. 

 - 2nd ed. 
 - [London]:   Macmillan,   [1969].  
 - 590 p. :  ill. ;  22 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business mathematics
<br/><br/><label>Dewey Class. No.: </label>510