APA (7th ed.) Citation

Toynbee, A., & Koestler, A. (1976). Life after death. McGraw-Hill.

Chicago Style (17th ed.) Citation

Toynbee, Arnold, and Arthur Koestler. Life After Death. New York: McGraw-Hill, 1976.

MLA (9th ed.) Citation

Toynbee, Arnold, and Arthur Koestler. Life After Death. McGraw-Hill, 1976.