Niven, I. (1961). Numbers: Rational and irrational. Mathematical Association of America.
芝加哥风格引文Niven, Ivan. Numbers: Rational and Irrational. Washington, DC: Mathematical Association of America, 1961.
MLA引文Niven, Ivan. Numbers: Rational and Irrational. Mathematical Association of America, 1961.
警告：这些引文格式不一定是100％准确.