Polya, G. <br/><br/>
How to Solve It:   A New Aspect of Mathematical Method 

 - London :  Penguin Books,  © 1945. 
 - xli, 253 p. :  22 cm (Paperback) 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780140124996 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Mathematics--Study and teaching Problem solving 
<br/><br/><label>Dewey Class. No.: </label>510.7  / POL / B