References

1Kapp, Cassandra. “10 Things You Don’t Know about Attraction.” Cosmopolitan. 2012. Accessed: May 12, 2012.

2Patzer, Gordon L., Ph.D. Looks: Why They Matter More Than You Ever Imagined. New York, NY: Amacom, 2008.

3Perrett, David. In Your Face: The New Science of Human Attraction. New York, NY: Palgrave Macmillan, 2010.