MLA

Bentley, Peter J, et al. Artificial Immune Systems. Springer Berlin Heidelberg, 2008.

APA

Bentley, P. J, Jung, S., Kanade, T., Lee, D., & Kittler, J. (2008). Artificial Immune Systems. Springer Berlin Heidelberg.

Chicago

Bentley, Peter J., Sungwon Jung, Takeo Kanade, Doheon Lee, and Josef Kittler. Artificial Immune Systems. : Springer Berlin Heidelberg, 2008.