Cita APA (7th ed.)

Murphy, R. (2004). English grammar in use: CD-ROM. Cambridge University Press.

Cita Chicago (17th ed.)

Murphy, Raymond. English Grammar in Use: CD-ROM. Cambridge: Cambridge University Press, 2004.

Cita MLA (9th ed.)

Murphy, Raymond. English Grammar in Use: CD-ROM. Cambridge University Press, 2004.