Social diversity of physical activity of young people aged 11-16 years

Jopkiewicz, Andrzej

Social diversity of physical activity of young people aged 11-16 years / Andrzej Jopkiewicz, Agata Jopkiewicz, Stanisław Nowak

In Human's Health in Differrent Periods of Life Saracen, Agnieszka. -- Radom : Wydawnictwo Uniwersytetu Technologiczno-Humanistycznego, 2012. -- ISBN ISBN 978-83-7351-518-5. -- S. 106-114