Kemp, S. M., & Kemp, S. (2004). Business statistics demystified. McGraw-Hill.
Cita Chicago (17th ed.)Kemp, Steven M., i Sid Kemp. Business Statistics Demystified. New York: McGraw-Hill, 2004.
Cita MLA (9th ed.)Kemp, Steven M., i Sid Kemp. Business Statistics Demystified. McGraw-Hill, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.