GWARTNEY, J. D. (1980). Economics Private And Public Choice James D. Gwartney, Ricard Stroup, Assistance Of A.h. Studenmund. Academic Press.
Chicago Style aipamenaGWARTNEY, James D. Economics Private And Public Choice James D. Gwartney, Ricard Stroup, Assistance Of A.h. Studenmund. Academic Press, 1980.
MLA aipamenaGWARTNEY, James D. Economics Private And Public Choice James D. Gwartney, Ricard Stroup, Assistance Of A.h. Studenmund. Academic Press, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.