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- Branislava Pietruch |
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Affiliation: |
Montessori Academy for International Children|
| address: | Królewicza Jakuba 36, Warsaw, 02-956, 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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