Cita APA (7a ed.)

Siegel, A. F. (1997). Practical business statistics (3rd ed.). Irwin.

Cita Chicago Style (17a ed.)

Siegel, Andrew F. Practical Business Statistics. 3rd ed. Chicago: Irwin, 1997.

Cita MLA (9a ed.)

Siegel, Andrew F. Practical Business Statistics. 3rd ed. Irwin, 1997.