Bell, A. H. (1992). Business communication towards 2000. South-Western.
Citazione stile Chigago Style (17a edizione)Bell, Arthur H. Business Communication Towards 2000. Ohio: South-Western, 1992.
Citatione MLA (9a ed.)Bell, Arthur H. Business Communication Towards 2000. South-Western, 1992.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.