Educational psychology : an introductory text / by Rudolf Pintner.
- Pintner, Rudolf, 1884-1942.
- Date:
- 1930
Licence: In copyright
Credit: Educational psychology : an introductory text / by Rudolf Pintner. Source: Wellcome Collection.
67/416 (page 45)
Licence: In copyright
Credit: Educational psychology : an introductory text / by Rudolf Pintner. Source: Wellcome Collection.