Engle, R. F., & Lange, J. (1997). Measuring, forecasting and explaining time varying liquidity in the stock market. National Bureau of Economic Research.
Čikaški stil citiranja (17. izdanje)Engle, Robert F., i Joe Lange. Measuring, Forecasting and Explaining Time Varying Liquidity in the Stock Market. Cambridge: National Bureau of Economic Research, 1997.
MLA način citiranja (9. izdanje)Engle, Robert F., i Joe Lange. Measuring, Forecasting and Explaining Time Varying Liquidity in the Stock Market. National Bureau of Economic Research, 1997.
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