Cita APA (7th ed.)

Donna, S. (2000). Teach business english. Univ. Pr..

Cita Chicago (17th ed.)

Donna, Sylvie. Teach Business English. Cambridge:: Univ. Pr., 2000.

Cita MLA (9th ed.)

Donna, Sylvie. Teach Business English. Univ. Pr., 2000.