1. Adkins, D.C., and Lyerly, S.B. (1952). Factor analysis of reasoning tests. Chapel Hill: University of North Carolina,
2. Anastasi, A. (1958). Differential Psychology. (3rd ed.) New York: MacMillan.
3. Anastasi, A. (1972). Four hypotheses with a dearth of data: Response to Lehrke’s “A theory of X-linkage of major intellectual traits”. American Journal of Mental Deficiency, 76, 620–622.
4. Anderson, A.L. (1951). The effect of laterality localization on focal brain lesions on the Wechsler-Bellevue subtests. Journal of Clinical Psychology, 7, 149–153.
5. Anderson, J.E. (1939). The limitation of infant and preschool tests in the measurement of intelligence. Journal of Psychology, 8, 351–379.