Jean Piaget
| Main Author: | |
|---|---|
| source: | Philobibl |
| Format: | Book |
| Language: | Hungarian |
| Published: |
Bp.
Kossuth
1982
|
| Series: | A polgári filozófia a XX. században
|
| Main Author: | |
|---|---|
| source: | Philobibl |
| Format: | Book |
| Language: | Hungarian |
| Published: |
Bp.
Kossuth
1982
|
| Series: | A polgári filozófia a XX. században
|