APA-referens (7:e uppl.)

Makridakis, S. G., & Wheelwright, S. C. (1989). Forecasting methods for management (5th ed.). Wiley.

Chicago-referens (17:e uppl.)

Makridakis, Spyros G., och Steven C. Wheelwright. Forecasting Methods for Management. 5th ed. New York: Wiley, 1989.

MLA-referens (9:e uppl.)

Makridakis, Spyros G., och Steven C. Wheelwright. Forecasting Methods for Management. 5th ed. Wiley, 1989.