APA (7th ed.) Citation

Raven, C. (1950). John Ray, naturalist, his life and works. Cambridge University Press.

Chicago Style (17th ed.) Citation

Raven, C.E. John Ray, Naturalist, His Life and Works. Cambridge: Cambridge University Press, 1950.

MLA (9th ed.) Citation

Raven, C.E. John Ray, Naturalist, His Life and Works. Cambridge University Press, 1950.