Farrell, J. v. R. (1980). Prices as signals of quality. University of Oxford.
Chicago Style (17. basım) AtıfFarrell, Joseph von Rosthorn. Prices as Signals of Quality. England: University of Oxford, 1980.
MLA (8th ed.) AtıfFarrell, Joseph von Rosthorn. Prices as Signals of Quality. University of Oxford, 1980.
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