Gaya APA
Polya, G.. (1945).
How to Solve IT: A New Aspect of Mathematical Method .
USA:
Princeton Science Library.
Gaya Chicago
Polya, G..
How to Solve IT: A New Aspect of Mathematical Method.
USA:
Princeton Science Library,
1945.
Text.
Gaya MLA
Polya, G..
How to Solve IT: A New Aspect of Mathematical Method.
USA:
Princeton Science Library,
1945.
Text.
Gaya Turabian
Polya, G..
How to Solve IT: A New Aspect of Mathematical Method.
USA:
Princeton Science Library,
1945.
Print.