APA (7th ed.) Citation

Huxley, J., & Kettlewell, B. (1985). Darwin. Salvat.

Chicago Style (17th ed.) Citation

Huxley, Julian, and Bernard Kettlewell. Darwin. Barcelona: Salvat, 1985.

MLA (8th ed.) Citation

Huxley, Julian, and Bernard Kettlewell. Darwin. Salvat, 1985.

Warning: These citations may not always be 100% accurate.