Perry, J. J., Staley, J. T., & Stephen, L. (2002). Microbial life. Sinauer.
Chicago Style aipamenaPerry, Jerome J., James T. Staley, and Lory Stephen. Microbial Life. Massachusetts: Sinauer, 2002.
MLA aipamenaPerry, Jerome J., et al. Microbial Life. Sinauer, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.