1. De re publica ; De legibus Author/Creator: Cicero, Marcus Tullius Publication/Creation: Cambridge, Mass. : Harvard University Press, 1994 Resource Type: Book Access & Availability: Loading
2. The De senectute, De amicitia, Paradoxa, and Somnium scipionis Author/Creator: Cicero, Marcus Tullius Publication/Creation: New York : Harper & Brothers, 1859 Resource Type: Book Access & Availability: Loading
3. Dialogue concerning the two chief world systems, Ptolemaic & Copernican Author/Creator: Galilei, Galileo, 1564-1642 Publication/Creation: Berkeley : University of California Press, 1953 Resource Type: Book Access & Availability: Loading
4. Disquisitiones arithmeticae Author/Creator: Gauss, Carl Friedrich, 1777-1855 Publication/Creation: New York : Springer-Verlag, 1986 Resource Type: Book Edition: English edition. Access & Availability: Loading