1. Ackerman, D. (2004, June 15). I sing the body’s pattern recognition machine. The New York Times. [On-line]. Available: http://www.nytimes.com/2004/06/15/science/15patt.html .
2. Aquinas, T. (2006) The summa theologica of St. Thomas Aquinas (Second and Revised Edition, 1920), Fathers of the English Dominican Province (trans.). [On-line]. Available: http://www.newadvent.org/summa .
3. Aristotle (1908). Nicomachean ethics, W. D. Ross (trans.). Oxford: Clarendon Press.
4. Atwood, M. (1986). The handmaid’s tale. Boston: Houghton Mifflin.
5. Barton, N.H. & Charlesworth, B. (1998). Why sex and recombination? Science, 281, 1986–1990.