Cita APA (7a ed.)

Brooks, I., & Weatherston, J. (1997). The business environment: Challenges and changes. Prentice Hall.

Cita Chicago Style (17a ed.)

Brooks, Ian, y Jamie Weatherston. The Business Environment: Challenges and Changes. New Jersey: Prentice Hall, 1997.

Cita MLA (9a ed.)

Brooks, Ian, y Jamie Weatherston. The Business Environment: Challenges and Changes. Prentice Hall, 1997.