Cita APA

Richards, J. C., & Jack C. Richards; Chuck Sandy. (2008). Passages. Cambridge: Cambridge University Press.

Chicago Style Citation

Richards, Jack C., i Jack C. Richards; Chuck Sandy. Passages. Cambridge: Cambridge University Press, 2008.

Cita MLA

Richards, Jack C., i Jack C. Richards; Chuck Sandy. Passages. Cambridge: Cambridge University Press, 2008.

Atenció: Aquestes cites poden no estar 100% correctes.