Volume 19 (2020): Issue 1 (Dec 2020)
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15 articles
Open Access
|Dec 2020Open Access
|Dec 2020eISSN: 2300-133X|ISSN: 2081-545X|Language: English|Publication frequency: 1 time per year
Published by: Pedagogical University of Cracow
In partnership with: Paradigm Publishing Services
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