Armstrong, M., & Chen, Y. (2013). Discount Pricing. Department of Economics (University of Oxford).
Cita Chicago (17th ed.)Armstrong, M., i Y. Chen. Discount Pricing. Department of Economics (University of Oxford), 2013.
Cita MLA (9th ed.)Armstrong, M., i Y. Chen. Discount Pricing. Department of Economics (University of Oxford), 2013.
Atenció: Aquestes cites poden no estar 100% correctes.