Changes in physical development and performance of 6 - 7 years old children in athletic preparations

WILLWÉBER, Tomáš. Changes in physical development and performance of 6 - 7 years old children in athletic preparations. Rec. Ivan Čillík, Jaroslav Broďáni. 1. vyd. Hradec Králové : Gaudeamus, 2018. 105 s. ISBN 978-80-7435-714-5.