Charles Baudouin (1945). “Suggestion and Autosuggestion: A Psychological and Pedagogical Study Based Upon the Investigations Made by the New Nancy School”
Charles Baudouin (2015). “Suggestion and Autosuggestion: A Psychological and Pedagogical Study Based Upon the Investigations Made by the New Nancy School”, p.32, Routledge
Charles Baudouin (1945). “Suggestion and Autosuggestion: A Psychological and Pedagogical Study Based Upon the Investigations Made by the New Nancy School”