1. Cosmides, L., & Tooby, J. (2005). Neurocognitive adaptations designed for social exchange. In D. Buss (Ed.), The handbook of evolutionary psychology (pp. 584–627). Wiley.
2. Craske, M. G. (1999). Anxiety disorders: Psychological approaches to theory and treatment. Westview Press.
3. Foa, E. B. (1997). Psychological processes related to recovery from a trauma and an effective treatment for PTSD. In R. Yehuda & A. McFarlane (Eds.), (pp. 410–424). Psychobiology of PTSD, New York Academy of Sciences.
4. Foa, E. B., & Kozak, M. J. (1986). Emotional processing of fear: Exposure to corrective information. Psychological Bulletin, 99, 20–35.
5. Griffiths, P. E. (1996). The historical turn in the study of adaptation. British Journal for the Philosophy of Science, 47, 511–532.