Cita APA (7a ed.)

Derby University Enterprises. (2003). BEC Vantage preparation and practice for new international business english [CD-ROM]. Cambridge University Press.

Cita Chicago Style (17a ed.)

Derby University Enterprises. BEC Vantage Preparation and Practice for New International Business English [CD-ROM]. New York: Cambridge University Press, 2003.

Cita MLA (9a ed.)

Derby University Enterprises. BEC Vantage Preparation and Practice for New International Business English [CD-ROM]. Cambridge University Press, 2003.