Cita APA (7a ed.)

Huxley, J. S., Kettlewell, H. B. D., Cordón, F., & Fernández Zulaica, J. (1985). Darwin. Salvat ; Thames and Hudson.

Cita Chicago Style (17a ed.)

Huxley, Julian Sorrel, Henry Bernard Davis Kettlewell, Faustino Cordón, y Jesús Fernández Zulaica. Darwin. Barcelona: Salvat ; Thames and Hudson, 1985.

Cita MLA (9a ed.)

Huxley, Julian Sorrel, et al. Darwin. Salvat ; Thames and Hudson, 1985.