References
- Frank , J. D. 1935 . Individual differences in certain aspects of the level of aspiration . Amer. J. Psychol. , 47 : 119 – 128 .
- Frank , J. D. 1935 . Some psychological determinants of the level of aspiration . Amer. J. Psychol. , 47 : 285 – 293 .
- Frank , J. D. 1935 . The influence of the level of performance in one task on the level of aspiration in another . J. Exper. Psychol. , 18 : 159 – 171 .
- Hoppe , F. 1930 . Erfolg und Misserfolg . Psychol. Forsch. , 14 : 1 – 62 .
- Lewin , K. 1935 . Dynamic Theory of Personality , New York : McGraw-Hill .
- Lewin , K. 1936 . Psychology of success and failure . Occupations , 14 : 926 – 930 .
- May , M. A. and Doob , L. W. 1937 . Competition and Cooperation , New York : Social Science Research Council .
- Morton , N. W. 1935 . Occupational Abilities , Toronto : Oxford Univ. Press .
- Terman , L. M. 1925 . Genetic Studies of Genius, , 2nd ed. , Vol. I , Stanford University : Stanford Univ. Press .
- Weisenburg , T. , Roe , A. and McBride , K. E. 1936 . Adult Intelligence , New York : Commonwealth Fund .