Cita APA (7a ed.)

Freund, J. E., & Williams, F. J. (1964). Elementary business statistics: The modern approach. Prentice-Hall.

Cita Chicago Style (17a ed.)

Freund, John E., y Frank J. Williams. Elementary Business Statistics: The Modern Approach. Englewood Cliffs, New Jersey: Prentice-Hall, 1964.

Cita MLA (8a ed.)

Freund, John E., y Frank J. Williams. Elementary Business Statistics: The Modern Approach. Prentice-Hall, 1964.