MLA

Einstein, Albert, et al. Great Essays In Science. New York: Pocket Books, 1957.

APA

Einstein, A., Freud, S., Gardner, M., Huxley, A., & Maeterlinck, M. (1957). Great essays in science. New York: Pocket Books.

Chicago

Einstein, Albert, Sigmund Freud, Aldous Huxley, and Maurice Maeterlinck. Great Essays In Science. Edited by Martin Gardner. New York: Pocket Books, 1957.