Citazione Stile APA (7a Edizione)

Hughes J. John & Naunton J. Jon. (2008). Business Result. Intermediate. Student`s Book. New York, Oxford University Press, 2008.

Citazione stile Chigago Style (17a edizione)

Hughes J. John e Naunton J. Jon. Business Result. Intermediate. Student`s Book. New York, Oxford University Press, 2008, 2008.

Citatione MLA (9a ed.)

Hughes J. John e Naunton J. Jon. Business Result. Intermediate. Student`s Book. New York, Oxford University Press, 2008, 2008.