Cita APA (7a ed.)

Freire, R., & Jones, T. (2015). Q: Skills for success listening and speaking 4 (Second edition.). Oxford University Press.

Cita Chicago Style (17a ed.)

Freire, Robert, y Tamara Jones. Q: Skills for Success Listening and Speaking 4. Second edition. New York: Oxford University Press, 2015.

Cita MLA (9a ed.)

Freire, Robert, y Tamara Jones. Q: Skills for Success Listening and Speaking 4. Second edition. Oxford University Press, 2015.