APA (7e ed.) Bronvermelding

Hughes J. John & Naunton J. Jon. (2008). Business Result. Intermediate: Class CDs. New York, Oxford University Press, 2008.

Chicago (17e ed.) Bronvermelding

Hughes J. John en Naunton J. Jon. Business Result. Intermediate: Class CDs. New York, Oxford University Press, 2008, 2008.

MLA (9e ed.) Bronvermelding

Hughes J. John en Naunton J. Jon. Business Result. Intermediate: Class CDs. New York, Oxford University Press, 2008, 2008.