References
- Binet , A. and Simon , T. H. 1916 . The Intelligence of the Feeble-minded , Baltimore : Williams & Wilkins . (A translation by E. S. Kite of an article appearing in L'année Psych., 1909, 1–147.)
- Claparede , E. 1933 . La genèse de l'Hypothese: Étude experimentelle . Arch. de Psychol. , 24 : 1 – 155 .
- Duncker , K. 1926 . A qualitative study of productive thinking . Ped. Sem. & J. of Genet. Psychol. , 33 : 642 – 708 .
- Duncker , K. 1945 . On problem-solving . Psychol. Monog. , 58 ( 270 ) (A translation by Lynne S. Lees of Zur Psychologie des Productiven Denkens. Berlin: Springer, 1935.)
- Duncker , K. and Krech , D. 1939 . On solution-achievement . Psychol. Rev. , 46 : 176 – 185 .
- Köhler , W. 1929 . Gestalt Psychology , 403 New York : Liveright .
- Maier , N. R. F. 1930 . Reasoning in humans: I. On direction . J. Comp. Psychol. , 10 : 115 – 143 .
- Maier , N. R. F. 1931 . Reasoning in humans: II. The solution of a problem and its appearance in consciousness . J. Comp. Psychol. , 12 : 181 – 194 .
- Ruger , H. 1910 . The psychology of efficiency . Arch. of Psychol. ,
- Wertheimer , M. 1946 . Productive Thinking , 224 New York : Harper . See also an article on Schluss-prozesse in productiven denkens in W. D. Ellis's Sourcebook of Gestalt Psychology.
- Woodworth , R. S. 1938 . Experimental Psychology , 889 New York : Holt .
- Vigotsky , L. S. 1939 . Thought and speech . Psychiatry , 12 : 29 – 52 .