Walker,Hugh D. (1971). Market power and price levels in the ethical drug industry. Indiana University Press.
Chicago ZitierstilWalker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. London: Indiana University Press, 1971.
MLA ZitierstilWalker,Hugh D. Market Power and Price Levels in the Ethical Drug Industry. Indiana University Press, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.