Cita APA (7a ed.)

Fries, C. C. (1953). Teaching and learning english as a foreing language. Ann Arbor.

Cita Chicago Style (17a ed.)

Fries, Charles C. Teaching and Learning English as a Foreing Language. Estados Unidos: Ann Arbor, 1953.

Cita MLA (9a ed.)

Fries, Charles C. Teaching and Learning English as a Foreing Language. Ann Arbor, 1953.