Freund, J. E. (1992). Mathematical statistics. Prentice-Hall.
Cita Chicago Style (17a ed.)Freund, John E. Mathematical Statistics. New Delhi: Prentice-Hall, 1992.
Cita MLA (9a ed.)Freund, John E. Mathematical Statistics. Prentice-Hall, 1992.
Precaución: Estas citas no son 100% exactas.