Carroll, J. B. (1941). A factor analysis of verbal abilities. Psychometrika, 6(5), 279-307. doi:10.1007/BF02288585. [FULLTEXT]
Carroll, J. B. (1941). A factor analysis of verbal abilities. Psychometrika, 6(5), 279-307. doi:10.1007/BF02288585. [FULLTEXT]