Citazione Stile APA (7a Edizione)

Norman S. Susan. (1995). We 're in Business. English for Commercial Practice and International trade: Teacher`s Book. London, Longman, 1995.

Citazione stile Chigago Style (17a edizione)

Norman S. Susan. We 'Re in Business. English for Commercial Practice and International Trade: Teacher`s Book. London, Longman, 1995, 1995.

Citatione MLA (9a ed.)

Norman S. Susan. We 'Re in Business. English for Commercial Practice and International Trade: Teacher`s Book. London, Longman, 1995, 1995.