Cita APA (7th ed.)

Brooks, I., Weatherston, J., & Wilkinson, G. (2004). The international business environment. FTI Prentice Hall.

Cita Chicago (17th ed.)

Brooks, Ian, Jamie Weatherston, i Graham Wilkinson. The International Business Environment. Harlow, England: FTI Prentice Hall, 2004.

Cita MLA (9th ed.)

Brooks, Ian, et al. The International Business Environment. FTI Prentice Hall, 2004.