Buchanan, J. M. (1989). Explorations into constitutional economics. Texas A%M University Press.
Chicago-viite (17. p.)Buchanan, James M. Explorations into Constitutional Economics. College Station, Tex: Texas A%M University Press, 1989.
MLA-viite (9. p.)Buchanan, James M. Explorations into Constitutional Economics. Texas A%M University Press, 1989.
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