Johansson, P. (1991). An introduction to modern welfare economics. Cambridge University Press.
शिकागो स्टाइल उद्धरणJohansson, Per-Olov. An Introduction to Modern Welfare Economics. New York: Cambridge University Press, 1991.
एमएलए उद्धरणJohansson, Per-Olov. An Introduction to Modern Welfare Economics. Cambridge University Press, 1991.
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