Terman, L. M.—The Measurement of Intelligence; Houghton Mifflin Co., Boston, 1916.
Thompson, J. R.—“The Rôle of Interference Factors in Producing Correlation”; British Journal of Psychology, 1919.
Thomson, G.—“The Proof or Disproof of the Existence of General Ability”; British Journal of Psychology, 1919.
Thomson, G.—“The Hierarchy of Abilities”; British Journal of Psychology, 1919.
Thorndike, E. L., and Aikens, H. A.—“Correlation among Perceptive and Associative Processes”; Psychological Review, 1902.
Thorndike, E. L.—Heredity, Correlation, and Sex Differences in School Abilities; Columbia University, 1903.
Thorndike, E. L.—“On the Organization of Intellect”; Psychological Review, 1921.
Weglein, D. E.—The Correlation of Abilities of High School Pupils; Johns Hopkins University, 1917.