Charles Darwin, The Origin of Species: A Facsimile of the First Edition, Harvard University Press, 1964, s. 184.
104
"Hoyle on Evolution", Nature, cilt 294, 12 Kasim 1981, s. 105.
105
Edwin R. Wallace IV, "Psychiatry and Religion: A Dialogue", in Joseph H. Smith and Susan A. Handelman. eds., Psychoanalysis and Religion, John Hopkins University Press, Baltimore, 1990, s. 1005.
