Cita APA (7th ed.)

Freund, J. E. (1971). Mathematical statistics (2d ed.). Prentice-Hall.

Cita Chicago (17th ed.)

Freund, John E. Mathematical Statistics. 2d ed. Englewood Cliffs, N.J: Prentice-Hall, 1971.

Cita MLA (9th ed.)

Freund, John E. Mathematical Statistics. 2d ed. Prentice-Hall, 1971.