Cita APA

Richards, J. G., Farrell, A. P., & Brauner, C. J. (2009). Hypoxia. Elsevier.

Chicago Edition Citation

Richards, Jeffrey G., Anthony P. Farrell, i Colin J. Brauner. Hypoxia. Amsterdam: Elsevier, 2009.

Cita MLA

Richards, Jeffrey G., et al. Hypoxia. Elsevier, 2009.