APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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