APA (7th ed.) Citation

Whitehead, A. N. (1968). Essays in science and philosophy. Greenwood Press.

Chicago Style (17th ed.) Citation

Whitehead, Alfred North. Essays in Science and Philosophy. New York: Greenwood Press, 1968.

MLA (9th ed.) Citation

Whitehead, Alfred North. Essays in Science and Philosophy. Greenwood Press, 1968.