Black, K. (2013). Applied Business Statistics (7th.). Wiley.
Cita Chicago (17th ed.)Black, Ken. Applied Business Statistics. 7th. Mumbai: Wiley, 2013.
Cita MLA (9th ed.)Black, Ken. Applied Business Statistics. 7th. Wiley, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.