Kreinn, M. E. (1979). International economics (3.). Harcourt Brace Jovanovich.
Chicago Style aipamenaKreinn, M E. International Economics. 3. New york: Harcourt Brace Jovanovich, 1979.
MLA aipamenaKreinn, M E. International Economics. 3. Harcourt Brace Jovanovich, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.