Trotman-Dickenson, D. I. (1983). Public Sector Economics. ELSEVIER.
Lua i Stíl Chicago (17ú heag.)Trotman-Dickenson, D. I. Public Sector Economics. ELSEVIER, 1983.
Lua MLA (8ú heag.)Trotman-Dickenson, D. I. Public Sector Economics. ELSEVIER, 1983.
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