Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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