RT Book T1 The art of anticipation: values and methods in forecasting A2 Encel, Sol 1925- A2 Marstrand, Pauline K. A2 Page, William 1946- LA English PP London PB Robertson YR 1975 ED 1. publ. UL https://krimdok.uni-tuebingen.de/Record/021927634 NO Bibliogr. S. 265 - 279 CN 909 901 SN 0855200871 SN 085520088X K1 Prognoseverfahren