APA-viite (7. p.)

Wetherly, P., & Otter, D. (2008). The business environment: Themes and issues (2nd ed.). Oxford University Press.

Chicago-viite (17. p.)

Wetherly, Paul, ja Dorron Otter. The Business Environment: Themes and Issues. 2nd ed. Oxford ; New Delhi: Oxford University Press, 2008.

MLA-viite (8. p.)

Wetherly, Paul, ja Dorron Otter. The Business Environment: Themes and Issues. 2nd ed. Oxford University Press, 2008.