1. Althusser, Louis. 1971. Ideology and Ideological State Apparatuses. In Lenin and Philosophy and Other Essays, 121–176. London: New Left Books.
2. Anderson, Perry. 1983. In the Tracks of Historical Materialism. New York: Verso.
3. Arthur, C.J. 1970. Editor’s Introduction. In The German Ideology, ed. C.J. Arthur, 1–34. New York: International Publishers.
4. Bateson, Gregory. 1955. A Theory of Play and Fantasy: American Psychiatric Association Reports, II [Reprinted in Steps to an Ecology of Mind by Gregory Bateson, New York, Ballentine Books, pp. 177–200].
5. ———. 1972. Steps to an Ecology of Mind. New York: Ballentine.