Courant, Richard, <br/><br/>
What is mathematics? :  an elementary approach to ideas and methods / 
by Richard Courant and Herbert Robbins. 
 - New York :  Oxford University Press,  1996. 
 - 566 p. : 
<br/><br/><label>ISBN: </label>9780195105193 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510  / Ma,2