TY - GEN A1 - Osiński, Wiesław (1948– ) PB - Akademia Wychowania Fizycznego w Poznaniu L2 - http://wbc.poznan.pl/Content/150795 T1 - Socio-Economic Differences in Body Build and Motor Ability of Children and Adolescents UR - http://wbc.poznan.pl/dlibra/publication/edition/150795 ER -