Ashenfelter, O., & Hallock, K. F. (1997). Economic institutions and the demand of labor: The collected essays of Orley Ashenfelter, volume three. Edward Elgar.
Čikaški stil citiranja (17. izdanje)Ashenfelter, Orley, i Kevin F. Hallock. Economic Institutions and the Demand of Labor: The Collected Essays of Orley Ashenfelter, Volume Three. Cheltenham, U.K: Edward Elgar, 1997.
MLA način citiranja (9. izdanje)Ashenfelter, Orley, i Kevin F. Hallock. Economic Institutions and the Demand of Labor: The Collected Essays of Orley Ashenfelter, Volume Three. Edward Elgar, 1997.
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