Siegel, A. F. (1997). Practical business statistics: Statpad (3th ed.). Boston: Irwin McGraw-Hill.
Chicago Style CitationSiegel, Andrew F. Practical Business Statistics: Statpad. 3th ed. Boston: Irwin McGraw-Hill, 1997.
Cita MLASiegel, Andrew F. Practical Business Statistics: Statpad. 3th ed. Boston: Irwin McGraw-Hill, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.