SWS International Scientific Conference on Social Sciences 2019

Social science 2019. SWS international scientific conference (6. : 26.08.-01.09.2019 : Albena) SWS International Scientific Conference on Social Sciences 2019 : conference proceedings, Albena, 26 August - 1 September 2019. Vol. 6, no. 4, Education and educational research. -- 1. vyd. -- Sofia : STEF92 Technology, 2019. -- ISBN 978-619-7408-94-2. -- ISSN 2682-9959

1. zborníky konferencií
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