Παραπομπή APA

Donna, S. (2000). Teach business English. Cambridge University Press.

Παραπομπή Chicago Style

Donna, Sylvie. Teach Business English. Cambridge, UK ; New York: Cambridge University Press, 2000.

Παραπομπή MLA

Donna, Sylvie. Teach Business English. Cambridge University Press, 2000.