APA

Polya G. S. G., . (2001). How to solve it: A new aspect of mathematical method. : Prentice-Hall Inc., New Jercy.

Chicago

Polya G Szego G, . 2001. How to solve it: A new aspect of mathematical method. : Prentice-Hall Inc., New Jercy.

Harvard

Polya G. S. G., . (2001). How to solve it: A new aspect of mathematical method. : Prentice-Hall Inc., New Jercy.

MLA

Polya G Szego G, . How to solve it: A new aspect of mathematical method. : Prentice-Hall Inc., New Jercy. 2001.