Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (8th ed.)

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