1. The collected works of C. G. Jung Jung, C. G. (Carl Gustav), 1875-1961. London : Routledge & Kegan Paul : 1953-<1994 > CP504
2. The standard edition of the complete psychological works of Sigmund Freud Freud, Sigmund, 1856-1939. London : Hogarth Press, [1953-1974] PSY208 Online
