APA (7th ed.) Citation

Mackenzie, A., Ball, A. S., & Virdee, S. R. (2001). Ecology (2nd ed.). BIOS.

Chicago Style (17th ed.) Citation

Mackenzie, A., A. S. Ball, and S. R. Virdee. Ecology. 2nd ed. Oxford: BIOS, 2001.

MLA (9th ed.) Citation

Mackenzie, A., et al. Ecology. 2nd ed. BIOS, 2001.