1. Approaches to knowledge acquisition The instructable production system project.;Rychener,1981
2. A theory of the acquisition of cognitive skills;Anderson,1977
3. Lewis, C. H. Speed and practice. Unpublished manuscript, 1979. (Available from C. H. Lewis. IBM Research Center. Yorktown Heights. New York 10598.)
4. Language, memory, and thought.;Anderson,1976
5. Cognitive psychology and its implications.;Anderson,1980