APA (7th ed.) Citation
Tyler, K. (1994). There's an angel on your shoulder: Angel encounters in everyday life (Berkley trade pbk. ed.). Berkley Books.
Chicago Style (17th ed.) Citation
Tyler, Kelsey. There's an Angel on Your Shoulder: Angel Encounters in Everyday Life. Berkley trade pbk. ed. New York: Berkley Books, 1994.
MLA (9th ed.) Citation
Tyler, Kelsey. There's an Angel on Your Shoulder: Angel Encounters in Everyday Life. Berkley trade pbk. ed. Berkley Books, 1994.
Warning: These citations may not always be 100% accurate.