1. Ainsworth, M. D. In B. Klopfer, M. D. Ainsworth, W. G. Klopfer, and R. H. Holt,Developments in the Rorschach technique, Vol. I.Technique and theory. New York: Harcourt, Brace and World, Inc., 1954, 405–500.
2. Block, W. E. Psychometric aspects of the Rorschach technique.Journal of Projective Techniques, 1962,26, 162–172.
3. Buros, O. K. (Ed.)The sixth mental measurements yearbook. Highland Park, New Jersey: The Gryphon Press, 1965.
4. Cronbach, L. J. Statistical methods applied to Rorschach scores: a review.Psychological Bulletin, 1949,46, 393–429.
5. Cronbach, L. J. Report on a psychometric mission to clinicia.Psychometrika, 1954,19, 263–270.