Courant, Richard <br/><br/>
What is mathematics 
Richard Courant, Herbert Robbins 
 - Oxford  Oxford University Press  2010 
 - 566 p 
<br/><br/><label>ISBN: </label>9780195687101 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 COU