Kaynak

252 Bones of Contention, Marvin L. Lubenov, 5. baskı, Baker Books, Michigan, 1995, sf. 88
253 Phillip E. Johnson, Darwin on Trial, 2nd Edition, Illinois: Intervarsity Press, 1993, s.155
a254 Phillip E. Johnson, “Darwinism’s Rules of Reasoning”, Darwinism: Science or Philosophy, Foundation for Thought and Ethics, 1994, s.12