Brown, S. W., Guilford, J. P., and Hoepfner, R.A Factor Analysis of Semantic Memory Abilities. Reports from the Psychological Laboratory, No. 37. Los Angeles: University of Southern California, 1966.
2.
Christal, R. E.Factor Analytic Study of Visual Memory. Psychological Monographs, 1958, 72 (Whole No. 466).
3.
Cliff, N.Orthogonal Rotation to Congruence . Psychometrika, 1966, 31,33-42.
4.
French, J. W.The Description of Aptitude and Achievement Tests in Terms of Rotated Factors. Psychometric Monographs, 1951, No. 5.
5.
Guilford, J. P.The Nature of Human Intelligence . New York: McGraw-Hill, 1967.
6.
Guilford, J. P. and Hoepfner, R.Sixteen Divergent-Production Abilities at the Ninth-Grade Level. Multivariate Behavioral Research, 1966, 1, 43-66.
7.
Hoepfner, R., Nihira, K. , and Guilford, J. P.Intellectual Abilities of Symbolic and Semantic Judgment. Psychological Monographs, 1966, 80, No. 16 (Whole No. 624).
8.
Kelley, H. P.Memory Abilities: A Factor Analysis . Psychometric Monographs, 1964, No. 11.
9.
Merrifield, P. R., Guilford, J. P., Christensen, P. R., and Frick, J. W.The Role of Intellectual Factors in Problem Solving. Psychological Monographs, 1962, 76 (Whole No. 529).