APA (7e ed.) Bronvermelding

Schaffer, R., Earle, B., & Agusti, F. (2002). International business law and its environment (5th ed.). West/Thomson Learning.

Chicago (17e ed.) Bronvermelding

Schaffer, Richard, Beverley Earle, en Filiberto Agusti. International Business Law and Its Environment. 5th ed. Cincinnati, Ohio: West/Thomson Learning, 2002.

MLA (8e ed.) Bronvermelding

Schaffer, Richard, et al. International Business Law and Its Environment. 5th ed. West/Thomson Learning, 2002.