Cita APA

Crowther Alwyn, J. (1997). Business roles: [12 simulations for business english]. Cambridge, United Kingdom: Cambridge University Press.

Citación estilo Chicago

Crowther Alwyn, John. Business Roles: [12 Simulations for Business English]. Cambridge, United Kingdom: Cambridge University Press, 1997.

Cita MLA

Crowther Alwyn, John. Business Roles: [12 Simulations for Business English]. Cambridge, United Kingdom: Cambridge University Press, 1997.