Lewis, C. (1955). Surprised by joy: The shape of my early life. Hacourt, Brace & World.
Chicago-referens (17:e uppl.)Lewis, C.S. Surprised by Joy: The Shape of My Early Life. New York: Hacourt, Brace & World, 1955.
MLA-referens (9:e uppl.)Lewis, C.S. Surprised by Joy: The Shape of My Early Life. Hacourt, Brace & World, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.