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 Deleuze, Gilles (1983). Nietzsche and Philosophy. trans. Hugh Tomlinson. Athlone Press. ISBN 0485112337.  

  
 Lampert, Laurence (1986). Nietzsche's Teaching: An Interpretation of "Thus Spoke Zarathustra". New Haven: Yale University Press. ISBN 0300044305.  

 Magnus and Higgins, "Nietzsche's works and their themes", in The Cambridge Companion to Nietzsche, Magnus and Higgins (ed.), University of Cambridge Press, 1996, pp.21-58. ISBN 0521367670 

 O'Flaherty, James C., Sellner, Timothy F., Helm, Robert M., "Studies in Nietzsche and the Classical Tradition" (University of North Carolina Press)1979 ISBN 0-08078-8085-X 

 O'Flaherty, James C., Sellner, Timothy F., Helm, Robert M., ""Studies in Nietzsche and the Judaeo-Christian Tradition" (University of North Carolina Press)1985 ISBN 0-8078-8104-X 

 Seung, T.K. Nietzsche's Epic of the Soul: Thus Spoke Zarathustra. Lanham, MD: Lexington Books, 2005. ISBN 0739111302 

 Wicks, Robert "Friedrich Nietzsche". The Stanford Encyclopedia of Philosophy (Fall 2004 Edition). Ed. Edward N. Zalta.  —Preceding unsigned comment added by   •