Locke, J. (1671/1959). An essay concerning human understanding, Vol. 2. New York, NY: Dover.
72
Medin, D. L., & Ortony, A. (1989). Psychological essentialism. In S. Vosniadou & A. Ortony (Eds.),Similarity and analogical reasoning(p. 179–195). New York, NY: Cambridge University Press.
