Cita APA (7th ed.)
Ulsh, J. L. (1971). From Spanish to Portuguese. Foreign Service Institute.
Cita Chicago (17th ed.)
Ulsh, Jack L. From Spanish to Portuguese. Washington, EUA: Foreign Service Institute, 1971.
Cita MLA (9th ed.)
Ulsh, Jack L. From Spanish to Portuguese. Foreign Service Institute, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.