Polya, G. (1963). Mathematical methods in science. Leland Stanford Junior University.
Cita Chicago (17th ed.)Polya, George. Mathematical Methods in Science. Stanford, CA: Leland Stanford Junior University, 1963.
Cita MLA (9th ed.)Polya, George. Mathematical Methods in Science. Leland Stanford Junior University, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.