References
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- Terman , L. M. and Oden , M. H. 1947 . The Gifted Child Grows Up: Twenty-five Years Follow-Up of a Superior Group , 448 Stanford, Calif : Stanford Univ. Press .
- Terman , L. M. 1938 . Psychological Factors in Marital Happiness , 474 New York : McGraw-Hill .