Cita APA

McCarthy, M., McCarten, J., & Sandiford, H. (2014). Touchstone 1-B: Student´s Book (2nd edition.). Cambridge University Press.

Citación estilo Chicago

McCarthy, Michael, Jeanne McCarten, and Helen Sandiford. Touchstone 1-B: Student´s Book. 2nd edition. New York: Cambridge University Press, 2014.

Cita MLA

McCarthy, Michael, et al. Touchstone 1-B: Student´s Book. 2nd edition. Cambridge University Press, 2014.