Polya, G <br/><br/>
How to solve it: A new aspect of mathematical method 

 - 
 - Prentice-Hall of India Pvt. Ltd., New Delhi  1985 
 - 255 
 - .
<br/><br/>  
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  POL-H