Freund, J. E. (1967). Modern elementary statistics (3d ed.). Prentice-Hall.
Citación estilo ChicagoFreund, John E. Modern Elementary Statistics. 3d ed. Englewood Cliffs, N.J.: Prentice-Hall, 1967.
Cita MLAFreund, John E. Modern Elementary Statistics. 3d ed. Prentice-Hall, 1967.
Warning: These citations may not always be 100% accurate.