McKinnon, A. M. (2012). 'Metaphors in and for the Sociology of Religion: Towards a Theory after Nietzsche'. Journal of Contemporary Religion, vol 27, no. 2, pp. 203–216 [۱]
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Kaufmann, Friedrich Nietzsche. Transl. , with comm. , by Walter (1974). The gay science with a prelude in rhymes and an appendix of songs ([1st ed.] ed.). New York: Vintage Books. p. 16. ISBN0394719859.