Polya, G. How to solve it : A new aspect of mathematical method / by G. Polya - New Delhi : Prentice- Hall Of India Pvt. Ltd. , 1985 . - 253 p. Paper Back ISBN: 9788120318885 Subjects--Topical Terms: Mathematics AnalogyFiguresBolzano Dewey Class. No.: 510 / POL-H