Darlington, R. B. (1990). Regression and linear models. McGraw-Hill.
Cita Chicago (17th ed.)Darlington, Richard B. Regression and Linear Models. New York: McGraw-Hill, 1990.
Cita MLA (9th ed.)Darlington, Richard B. Regression and Linear Models. McGraw-Hill, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.