Hair, J. F. (2007). Research methods for business. John Wiley & Sons.
Cita Chicago (17th ed.)Hair, Joseph F. Research Methods for Business. Chichester, England: John Wiley & Sons, 2007.
Cita MLA (8th ed.)Hair, Joseph F. Research Methods for Business. John Wiley & Sons, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.