Whynes, e. b. N. B. a. D. Current issues in the economics of welfare. Macmillan.
Lua i Stíl Chicago (17ú heag.)Whynes, edited by Nicholas Barr and David. Current Issues in the Economics of Welfare. Macmillan.
Lua MLA (8ú heag.)Whynes, edited by Nicholas Barr and David. Current Issues in the Economics of Welfare. Macmillan.
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