KHAWLA AHMED HASSAN. The effect of feedback through the methods of knowledge of results and knowledge of performance on the level of skill performance in gymnastics. Modern Sport, [S. l.], v. 4, n. 4, 2005. Disponível em: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/303.. Acesso em: 21 dec. 2024.