1. Anderson, J. R., & Bower, G. H. 1973 Human associative memory. Washington, D.C.: Winston.
2. Begg, I. 1982 Imagery, organization, and discriminative processes. Canadian Journal of Psychology, 36, 273-290.
3. Bower, G. H.1970 Imagery as a relational organizer in associative learning. Journal of Verbal Learning and Verbal Behavior, 9, 529-533.
4. Bower, G. H. 1972 Mental imagery and associative learning. In L. Gregg (Ed.), Cognition in learning and memory. New York: Wiley. Pp.51-88.
5. Hishitani, S. 1980 Imagery values for concrete nouns and integrated imagery values for concrete noun pairs and triplets as a unit. THEORIA, 23, 97-117.(College of General Education, Kyushu University)(In Japanese with English summary)