- Cărți electroniceThe PrincipiaSir Isaac Newton
- Cărți electroniceThe PrincipiaSir Isaac Newton
- Cărți electroniceNewton's PrincipiaSir Isaac Newton
- Cărți electroniceObservations upon the Prophecies of Daniel and the Apocalypse of St John ( Annotated and Translated Edition)Sir Isaac Newton
- Cărți electroniceOpticks or a Treatise of the Reflections, Refracections, and Colours of LightSir Isaac Newton
- Cărți electroniceOpticksSir Isaac Newton
- Cărți electroniceNewton's Philosophy of NatureSir Isaac Newton
- Cărți electroniceOpticksSir Isaac Newton