BEATRIZ REGINA PEREIRA SAETA, V. B. H. S. R. Motivation Instrument First-Testing On Brazilian´S Rugby Players. International Journal of Social Sciences and Humanities Invention, [S. l.], v. 1, n. 7, 2014. Disponível em: https://valleyinternational.net/index.php/theijsshi/article/view/47. Acesso em: 26 nov. 2024.