APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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