Style de citation APA (7e éd.)

Freund, J. E., & Williams, F. J. (1982). Elementary business statistics: The modern approach (4th ed.). Prentice-Hall.

Style de citation Chicago (17e éd.)

Freund, John E., et Frank Jefferson Williams. Elementary Business Statistics: The Modern Approach. 4th ed. Englewood Cliffs, N.J.: Prentice-Hall, 1982.

Style de citation MLA (9e éd.)

Freund, John E., et Frank Jefferson Williams. Elementary Business Statistics: The Modern Approach. 4th ed. Prentice-Hall, 1982.