@misc{Bronikowski_Michał_Development,
 author={Bronikowski, Michał},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuł},
 title={Development of various forms of physical culture as a determinant of broader social changes},
}