Cita APA (7a ed.)

Ginsburg, R. R., & Nassi, R. J. (1962). Speaking Spanish: An introductory course.

Cita Chicago Style (17a ed.)

Ginsburg, Ruth R., y Robert J. Nassi. Speaking Spanish: An Introductory Course. Boston, 1962.

Cita MLA (9a ed.)

Ginsburg, Ruth R., y Robert J. Nassi. Speaking Spanish: An Introductory Course. 1962.