1. Adorno, T., Albert, H., Dahrendorf, R., Habermas, J., Pilot, H., & Popper, K. R. (1976). The positivist dispute in German sociology (G. Adey & D. Frisby, Trans.). Heinemann.
2. Arendt, H. (1958). The human condition. University of Chicago Press.
3. Aron, R. (1964/1936). German sociology. Free Press/Macmillan.
4. Barber, B. (1984). Strong democracy. Participatory politics for a New Age. University of California Press.
5. Bernays, M. (1911). Psycho-Physik der Textilarbeit. Archiv fur Sozialwissenschaft und Sozialpolitik, 32, 99–123.