Cita APA

Lockwood, J., & McCarthy, H. (2010). Contact us !: Call center english skills (First published.). Cambridge: Cambridge University Press.

Citación estilo Chicago

Lockwood, Jane,, y Hayley McCarthy. Contact Us !: Call Center English Skills. First published. Cambridge: Cambridge University Press, 2010.

Cita MLA

Lockwood, Jane,, y Hayley McCarthy. Contact Us !: Call Center English Skills. First published. Cambridge: Cambridge University Press, 2010.