Cita APA

Freund, J. E. (1988). Modern elementary statistics (7th ed.). Prentice-Hall.

Citación estilo Chicago

Freund, John E. Modern Elementary Statistics. 7th ed. Englewood Cliffs, N.J: Prentice-Hall, 1988.

Cita MLA

Freund, John E. Modern Elementary Statistics. 7th ed. Prentice-Hall, 1988.