Παραπομπή APA
Newbold, P., & Bos, T. (1994). Introductory business and economic forecasting (2nd ed.). Cincinnati: College division South-Western pub.co..
Παραπομπή Chicago StyleNewbold, Paul., and Theodore Bos. Introductory Business and Economic Forecasting. 2nd ed. Cincinnati: College division South-Western pub.co., 1994.
Παραπομπή MLANewbold, Paul., and Theodore Bos. Introductory Business and Economic Forecasting. 2nd ed. Cincinnati: College division South-Western pub.co., 1994.
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