APA (7 ম সংস্করণ) উদ্ধৃতি

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

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

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

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

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