APA aipamena

Armstrong, M., Cowan, S., & Vickers, J. (1992). Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford).

Chicago Style aipamena

Armstrong, M., S. Cowan, and J. Vickers. Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford), 1992.

MLA aipamena

Armstrong, M., et al. Nonlinear Pricing and Price Cap Regulation. Department of Economics (University of Oxford), 1992.