APA (7th ed.) Citation

Koestler, A. (1949). Insight and outlook: An inquiry into the common foundations of science, art and social ethics. Macmillan.

Chicago Style (17th ed.) Citation

Koestler, Arthur. Insight and Outlook: An Inquiry into the Common Foundations of Science, Art and Social Ethics. New York: Macmillan, 1949.

MLA (8th ed.) Citation

Koestler, Arthur. Insight and Outlook: An Inquiry into the Common Foundations of Science, Art and Social Ethics. Macmillan, 1949.

Warning: These citations may not always be 100% accurate.