Letzen, DIego A. «Isaac Levi, For the Sake of the Argument. Ramsey Test Conditionals, Inductive Inference, and Nonmonotonic Reasoning, Cambridge, Cambridge University Press, 1996, Xv + 341 Pp». Análisis Filosófico 17, no. 1 (mayo 1, 1997): 100–104. Accedido septiembre 20, 2026. https://www.analisisfilosofico.org/index.php/af/article/view/620.