1. Kritische Studienausgabe (KSÄ), ed. G. Colli and M. Montinari (Munich, dtv, Berlin, and New York: Walter de Gruyter, 1967-77 and 1988).
2. The Anti-Christ (AC), trans. R. J. Hollingdale (Harmondsworth: Penguin, 1968).
3. The Gay Science (GS), trans. Walter Kaufmann (New York: Random House, 1974).
4. Human, All Too Human (HH), trans. R. J. Hollingdale (two volumes) (Cambridge, Cambridge University Press, 1986).
5. Thus Spoke Zarathustra (TSZ), trans. R. J. Hollingdale (Harmondsworth: Penguin, 1961).