Open menu
International Congress on Orthopedagogics
Proceedings of the second International Congress on Orthopedagogics. Amsterdam, 18-22, VII, 1949. Ed. by I. C. van Houte and Berthold Stokvis. Amsterdam [1950]
![Proceedings of the second International Congress on Orthopedagogics. Amsterdam, 18-22, VII, 1949. Ed. by I. C. van Houte and Berthold Stokvis. Amsterdam [1950]](https://s3.amazonaws.com/readfeedstatic/book_covers/thumbnails/rf-placeholder.png)