APA (7th ed.) Zitazioa

Calver, M., Bamford, M., Lymbery, A., & McComb, J. (2009). Environmental biology. AUWSF (021197).

Chicago Style (17th ed.) Zitazioa

Calver, Mike, Mike Bamford, Alan Lymbery, eta Jen McComb. Environmental Biology. Cambridge: AUWSF (021197), 2009.

MLA (9th ed.) Zitazioa

Calver, Mike, et al. Environmental Biology. AUWSF (021197), 2009.