Armstrong, M., Cowan, S., & Vickers, J. (1992). Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रArmstrong, M., S. Cowan, और J. Vickers. Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford), 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रArmstrong, M., et al. Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford), 1992.
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