Schaffer, R., Earle, B., & Agusti, F. (2002). International business law and its environment (5th ed.). West/Thomson Learning.
Citazione stile Chigago Style (17a edizione)Schaffer, Richard, Beverley Earle, e Filiberto Agusti. International Business Law and Its Environment. 5th ed. Cincinnati, Ohio: West/Thomson Learning, 2002.
Citatione MLA (8a ed.)Schaffer, Richard, et al. International Business Law and Its Environment. 5th ed. West/Thomson Learning, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.