Lua APA (7ú heag.)
Tyler, K. (1994). There's an angel on your shoulder: Angel encounters in everyday life (Berkley trade pbk. ed.). Berkley Books.
Lua i Stíl Chicago (17ú heag.)
Tyler, Kelsey. There's an Angel on Your Shoulder: Angel Encounters in Everyday Life. Berkley trade pbk. ed. New York: Berkley Books, 1994.
Lua MLA (9ú heag.)
Tyler, Kelsey. There's an Angel on Your Shoulder: Angel Encounters in Everyday Life. Berkley trade pbk. ed. Berkley Books, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.