Smith, D. E. (1977). Quantitative business analysis. Wiley.
Cita Chicago (17th ed.)Smith, David Eugene. Quantitative Business Analysis. Santa Barbara, [Calif.]: Wiley, 1977.
Cita MLA (8th ed.)Smith, David Eugene. Quantitative Business Analysis. Wiley, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.