Courant Richard <br/><br/>
What is mathematics 

 - London  Oxford University Press         1941 
 - xix, 521p.  cm. 
<br/><br/><label>Standard No.: </label>61113 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B, H1