APA (7e ed.) Bronvermelding

Due, J. F., & Friedlaender, A. F. (1977). Government finance: Economics of the public sector (6th ed.). R. D. Irwin.

Chicago (17e ed.) Bronvermelding

Due, John Fitzgerald, en Ann Fetter Friedlaender. Government Finance: Economics of the Public Sector. 6th ed. Homewood, Ill: R. D. Irwin, 1977.

MLA (9e ed.) Bronvermelding

Due, John Fitzgerald, en Ann Fetter Friedlaender. Government Finance: Economics of the Public Sector. 6th ed. R. D. Irwin, 1977.