HERBER , B. P. (1979). Modern public finance. 4th ed. Richard D. Irwin.
Chicago Style (17th ed.) ZitazioaHERBER , Bernard P. Modern Public Finance. 4th Ed. Homewwood, Illi.: Richard D. Irwin, 1979.
MLA (9th ed.) ZitazioaHERBER , Bernard P. Modern Public Finance. 4th Ed. Richard D. Irwin, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.