Polya, G <br/><br/>
How to solve it 
G Polya 
 - 23 
 - Prentice-Hall of India Pvt. Ltd., New Delhi  1985 
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 - .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  POL-H2