• publisher: The Science Press
  • creator: Herbert Woodrow , Herbert Hollingsworth Woodrow
  • contributor: Princeton University
  • mediatype: texts
  • years: 1909
  • pages: 79
  • language: English
  • notes: Pub. also as Archives of psychology, no. 14, and as Columbia university contributions to philosophy and psychology, v. 19, no. 1.
  • download: pdf file