Köster, R., Lenel, L., & Fritsche, U. (2020). Futures Past. Economic Forecasting in the 20th and 21st Century. Peter Lang International Academic Publishers.
Chicago-čujuhus (17. p.)Köster, Roman, Laetitia Lenel, juo Ulrich Fritsche. Futures Past. Economic Forecasting in the 20th and 21st Century. Bern: Peter Lang International Academic Publishers, 2020.
MLA-čujuhus (9. p.)Köster, Roman, et al. Futures Past. Economic Forecasting in the 20th and 21st Century. Peter Lang International Academic Publishers, 2020.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.