1. Clewis, Robert. 2020. Kant’s Humorous Writings: An Illustrated Guide. London: Bloomsbury Academic.
2. Gimbel, Steven. 2018. Isn’t That Clever: A Philosophical Account of Humor and Comedy. New York: Routledge.
3. Kant, Immanuel. 1900–. Kant’s gesammelte Schriften. Edited by the Prussian Academy of Sciences (vols. 1 – 22), the Academy of Sciences of the GDR (vol. 23) and the Academy of Sciences of Göttingen (vols. 23 – ). Berlin: Reimer, later de Gruyter, 1900 – . [Akademie-Ausgabe, abbreviated here as Ak, and cited by volume followed by page number]