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- Joanna I. Ustowska |
| e-mail: | |
| phone: | +48-58-515256107 |
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Affiliation: |
Klub Montessori|
| address: | Słowackiego 2, Sopot, 81-871, Poland | | phone: | | | fax: | | | web: | | |
Participant: |
| began: | 2011-02-11 |
| ended: | 2011-02-12 |
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Participant: |
| began: | 2012-04-20 |
| ended: | 2012-04-22 |
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