(1976). Forecasting For Business Methods And Aplications, Longman Business Series, Douglas Wood, Robert Fildes. Longman.
Čikaški stil citiranja (17. izdanje)Forecasting For Business Methods And Aplications, Longman Business Series, Douglas Wood, Robert Fildes. Longman, 1976.
MLA način citiranja (8. izdanje)Forecasting For Business Methods And Aplications, Longman Business Series, Douglas Wood, Robert Fildes. Longman, 1976.
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