Cita APA (7a ed.)

Vale, D., & Mullaney, S. (1996). The Cambridge project book. Cambridge University Press.

Cita Chicago Style (17a ed.)

Vale, David, y Stephen Mullaney. The Cambridge Project Book. Cambridge: Cambridge University Press, 1996.

Cita MLA (9a ed.)

Vale, David, y Stephen Mullaney. The Cambridge Project Book. Cambridge University Press, 1996.