APA (7th ed.) Citation

Raven, C. E. (1942). John Ray, naturalist, his life and works. The Univerity Press.

Chicago Style (17th ed.) Citation

Raven, Charles E. John Ray, Naturalist, His Life and Works. Cambridge [England]: The Univerity Press, 1942.

MLA (9th ed.) Citation

Raven, Charles E. John Ray, Naturalist, His Life and Works. The Univerity Press, 1942.