Freund, J. E. (1992). Mathematical statistics. Prentice-Hall.
芝加哥风格引文Freund, John E. Mathematical Statistics. New Delhi: Prentice-Hall, 1992.
MLA引文Freund, John E. Mathematical Statistics. Prentice-Hall, 1992.
警告：这些引文格式不一定是100％准确.
APA引文