Due, J. F., & Friedlaender, A. F. (1973). Government finance: Economics of the public sector (5th ed.). R. D. Irwin.
Cita Chicago (17th ed.)Due, John Fitzgerald, i Ann Fetter Friedlaender. Government Finance: Economics of the Public Sector. 5th ed. Homewood, Ill: R. D. Irwin, 1973.
Cita MLA (9th ed.)Due, John Fitzgerald, i Ann Fetter Friedlaender. Government Finance: Economics of the Public Sector. 5th ed. R. D. Irwin, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.