APA (7e ed.) Bronvermelding
Little, P., & Foreward by Graham Billy. (1988). The answer to life. Crossway Books.
Chicago (17e ed.) Bronvermelding
Little, Paul, en Foreward by Graham Billy. The Answer to Life. Illinois: Crossway Books, 1988.
MLA (9e ed.) Bronvermelding
Little, Paul, en Foreward by Graham Billy. The Answer to Life. Crossway Books, 1988.
Let op: Deze citaties zijn niet altijd 100% accuraat.