Polya, G., & Bowden, L. (1977). Mathematical methods in science. Mathematical Association of America.
芝加哥风格引文Polya, George, 与 Leon Bowden. Mathematical Methods in Science. Washington, DC: Mathematical Association of America, 1977.
MLA引文Polya, George, 与 Leon Bowden. Mathematical Methods in Science. Mathematical Association of America, 1977.
警告：这些引文格式不一定是100％准确.