APA (7th ed.) Citation

Huxley, L., & Huxley, T. H. (1900). Life and letters of Thomas Henry Huxley. AMS Press.

Chicago Style (17th ed.) Citation

Huxley, Leonard, and Thomas Henry Huxley. Life and Letters of Thomas Henry Huxley. New York: AMS Press, 1900.

MLA (9th ed.) Citation

Huxley, Leonard, and Thomas Henry Huxley. Life and Letters of Thomas Henry Huxley. AMS Press, 1900.