DeLURGIO, S. A. (1998). Forecasting principles and applications.-- Ed.1. Irwin McGraw-Hill.

DeLURGIO, Stephen A. Forecasting Principles and Applications.-- Ed.1. Boston: Irwin McGraw-Hill, 1998.

DeLURGIO, Stephen A. Forecasting Principles and Applications.-- Ed.1. Irwin McGraw-Hill, 1998.