Walker,Hugh D. (1971). Market power and price levels in the ethical drug industry. Indiana University Press.
Chicago Style citaatWalker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. London: Indiana University Press, 1971.
MLA citatieWalker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. Indiana University Press, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.