How to solve it
Polya, G.
How to solve it a new aspect of mathematical method - USA Princeton University Press 1973 - xxi, 253p. 21cm.
0691080976
Mathematics
problem solving
510.7 / POL
How to solve it a new aspect of mathematical method - USA Princeton University Press 1973 - xxi, 253p. 21cm.
0691080976
Mathematics
problem solving
510.7 / POL
