.DeLurgio, S. A. (1998). Forecasting principles and applications. Irwin/McGraw-Hill.
Cita Chicago (17th ed.).DeLurgio, Stephen A. Forecasting Principles and Applications. Boston: Irwin/McGraw-Hill, 1998.
Cita MLA (9th ed.).DeLurgio, Stephen A. Forecasting Principles and Applications. Irwin/McGraw-Hill, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.