Physical activity after compulsory physical education classes in the opinion of the students from selected secondary schools in Bydgoszcz

Szark-Eckardt, Mirosława

Physical activity after compulsory physical education classes in the opinion of the students from selected secondary schools in Bydgoszcz / Mirosława Szark-Eckardt, Hanna Żukowska

In Aktuálne problémy telesnej výchovy a športu IV. : zborník vedeckých prác Krška, Peter, 1973-. -- Ružomberok : VERBUM - vydavateľstvo Katolíckej univerzity v Ružomberku, 2015. -- [220] s. ; 11,20. -- ISBN ISBN 978-80-561-0209-1. -- CD-ROM, s. 195-206