1. Marc Ferro, ‘Film as an agent, product and source of history’, trans. Anthony Wells, Journal of Contemporary History, 18: 3 (1983), p. 358.
2. Robert C. Allen and Douglas Gomery, Film History: Theory and Practice (New York: McGraw-Hill, 1985), p. 158.
3. Jeffrey Richards, Visions of Yesterday (London: Routledge & Kegan Paul, 1973), p. xv.
4. Lewis Jacobs, The Rise of the American Film: A Critical History (New York: Harcourt, Brace, 1939), p. ??.
5. Raymond Durgnat, A Mirror for England: British Movies from Austerity to Affluence (London: Faber and Faber, 1970), p. 10.