McElroy, E. E. (1979). Applied business statistics (2nd ed.). Holden-Day.
Cita Chicago (17th ed.)McElroy, Elam E. Applied Business Statistics. 2nd ed. San Francisco, Calif: Holden-Day, 1979.
Cita MLA (9th ed.)McElroy, Elam E. Applied Business Statistics. 2nd ed. Holden-Day, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.