1. Aristotle (1963). On the Generation of Animals. Arthur Leslie Peck (The New Hacket Aristotle).
2. Aristotle (1991). History of Animals (Books 7-10; Loeb Classical Library). Harvard University Press.
3. Aunger, R. (2000). Darwinizing Culture. Oxford University Press.
4. Aunger, R. (2003). The Electric Meme. Free Press.
5. IMMUNOLOGICAL RELATIONSHIPS OF CELL CONSTITUENTS OF PNEUMOCOCCUS