Pietrzak, Jarosław, Pedagogical University of Krakow (Poland)
Piorun, Michał (Poland)
Piotrowski, Jacek (Poland)
Piotrowski, Jacek, University of Wrocław, Poland (Poland)
Piotrowski, Jacek, University of Wrocław (Poland)
Piotrowski, Mikołaj, Doctoral School of the University of Warmia and Mazury in Olsztyn, Poland (Poland)
Piskała, Kamil, University of Lodz, Poland (Poland)
Pleszczynski, Andrzej, Maria Curie Skłodowska University (Poland)
Pleszczyński, Andrzej
Pleszczyński, Andrzej, Maria Curie-Skłodowska University in Lublin (Poland)
Pleszczyński, Andrzej, Maria Curie-Skłodowska University in Lublin, Poland (Poland)
Płonka, Mirosław Aleksander, University of the National Education Commission, Poland (Poland)
Pluta-Saladra, Edyta, University of the National Education Commission, Poland (Poland)
Pluta-Saladra, Edyta, Pedagogical University of Krakow (Poland)
Pluta-Saladra, Edyta, University of the National Education Commission, Krakow, Poland (Poland)
Pluta-Saladra, Edyta, Pedagogical University of Krakow, Poland (Poland)
Podgajna, Ewelina, University of Maria Curie-Sklodowska of Lublin
Podrazik, Michał, University of Rzeszów, Poland (Poland)
Pomorski, Jan, Maria Curie-Skłodowska University in Lublin (Poland)
Posokhov, Sergij, V.N. Karazin Kharkiv National University, Ukraine (Ukraine)
Posokhov, Sergij, Uniwersytet Narodowy w Charkowie (Ukraine)
Powała-Niedźwiecki, Maciej, Independent researcher (Poland)
Pravotorova, Olga, Kherson State Agrarian and Economic University, Ukraine (Ukraine)
Prohorenkov, Igor A. (Russian Federation)
Przeniosło, Małgorzata, Jan Kochanowski University in Kielce, Poland (Poland)

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ISSN: 2082-6060