Draper, N. R., & i.Smith, H. (1998). Applied regression analysis (3rd ed.). John Wiley.
Cita Chicago (17th ed.)Draper, Norman Richard, i Harry i.Smith. Applied Regression Analysis. 3rd ed. London: John Wiley, 1998.
Cita MLA (9th ed.)Draper, Norman Richard, i Harry i.Smith. Applied Regression Analysis. 3rd ed. John Wiley, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.