Cita APA (7a ed.)

Freund, J. E. (1973). Modern elementary statistics (4th.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Freund, John E. Modern Elementary Statistics. 4th. New Jersey: Prentice-Hall, 1973.

Cita MLA (9a ed.)

Freund, John E. Modern Elementary Statistics. 4th. Prentice-Hall, 1973.