Quantitative aspects of the evolution of concepts
Subtitle: an experimental study
By: by Clark L. Hull.
Series: Psychological review publications.  Psychological monographs.; vol. XXVIII, no. 1; whole no. 123
Publisher: Psychological review company
Published: 1920
Place of publication: Princeton, N.J; Lancaster, Pa
Language: eng
Number of pages: 85
Subjects: Abstraction.
Notes: Bibliography: [1] p. at end.
"Offered in partial fulfilment of the requirements for the degree of doctor of philosophy, University of Wisconsin, 1918."