Cita APA (7th ed.)

Haberler, G. (1961). A survey of international trade theory. International Finanace Section, Dept. of Economics, Princeton Univ.

Cita Chicago (17th ed.)

Haberler, Gottfried. A Survey of International Trade Theory. Princeton: International Finanace Section, Dept. of Economics, Princeton Univ, 1961.

Cita MLA (9th ed.)

Haberler, Gottfried. A Survey of International Trade Theory. International Finanace Section, Dept. of Economics, Princeton Univ, 1961.