WINFREY JOHN C. (1973). PUBLIC FINANCE. HARPER & ROW.
Lua i Stíl Chicago (17ú heag.)WINFREY JOHN C. PUBLIC FINANCE. LONODN: HARPER & ROW, 1973.
Lua MLA (9ú heag.)WINFREY JOHN C. PUBLIC FINANCE. HARPER & ROW, 1973.
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