References
- Alberts , E. and Ehrenfreund , D. 1951 . Transposition in children as a function of age . J. Exp. Psychol. , 41 : 30 – 38 .
- Hicks , J. A. and Stewart , F. D. 1930 . The learning of abstract concepts of size . Child Devel , 1 : 195 – 203 .
- Kuenne , M. R. 1946 . Experimental investigation of transposition behavior in young children . J. Exp. Psychol. , 36 : 471 – 490 .
- Snedecor , G. W. Statistical Methods., , 4th Ed. , Ames , Iowa : Iowa State College Press .
- Spence , K. W. 1936 . The nature of discrimination learning in animals . Psychol. Rev. , 43 : 427 – 449 .
- Spence , K. W. 1937 . The differential response in animals to stimuli varying within a single dimension . Psychol. Rev. , 44 : 430 – 444 .
- Spence , K. W. 1942 . The basis of solution by chimpanzees of the intermediate size problem . J. Exp. Psychol. , 31 : 257 – 271 .
- Terrell , G. Jr. 1952 . An investigation of conditions affecting transposition behavior of preschool children Unpublished doctor's dissertation, State University of Iowa
- Thrum , M. E. 1935 . The development of concepts of magnitude . Child Devel , 6 : 120 – 140 .