Immanuel Kant (1900). “Kant's cosmogony as in his essay on the retardation of the rotation of the earth and his Natural history and theory of the heavens: With introduction, appendices, and a portrait of Thomas Wright of Durham”
"Idea for a Universal History from a Cosmopolitan Point of View" as translated in '"On History" by Lewis White Beck, (Third Thesis), www.marxists.org. 1963.