Zarnowitz, V. (1968). The new ASA-NBER survey of forecasts by economic statisticians. National Bureau of Economic Research.
Cita Chicago (17th ed.)Zarnowitz, Victor. The New ASA-NBER Survey of Forecasts by Economic Statisticians. New York: National Bureau of Economic Research, 1968.
Cita MLA (9th ed.)Zarnowitz, Victor. The New ASA-NBER Survey of Forecasts by Economic Statisticians. National Bureau of Economic Research, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.