Lua APA (7ú heag.)

WHELWRIGHT, S. C. (1989). Forecasting Methods For Management / Steven C. Wheelwright,Spyros Makridakis. John Wiley & Sons.

Lua i Stíl Chicago (17ú heag.)

WHELWRIGHT, Steven C. Forecasting Methods For Management / Steven C. Wheelwright,Spyros Makridakis. John Wiley & Sons, 1989.

Lua MLA (8ú heag.)

WHELWRIGHT, Steven C. Forecasting Methods For Management / Steven C. Wheelwright,Spyros Makridakis. John Wiley & Sons, 1989.

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