Thomas, R. (1997). Quantitative methods for business studies. Prentice Hall.
Cita Chicago (17th ed.)Thomas, Richard. Quantitative Methods for Business Studies. London: Prentice Hall, 1997.
Cita MLA (9th ed.)Thomas, Richard. Quantitative Methods for Business Studies. Prentice Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.