APA-viite

Walker,Hugh D. (1971). Market power and price levels in the ethical drug industry. Indiana University Press.

Chicago-tyylinen lähdeviittaus

Walker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. London: Indiana University Press, 1971.

MLA-viite

Walker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. Indiana University Press, 1971.

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