Gruber, J. (2011). Public finance and public policy (3rd ed.). Worth Publishers.
Lua i Stíl Chicago (17ú heag.)Gruber, Jonathan. Public Finance and Public Policy. 3rd ed. New York: Worth Publishers, 2011.
Lua MLA (8ú heag.)Gruber, Jonathan. Public Finance and Public Policy. 3rd ed. Worth Publishers, 2011.
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