JACK CLARCQ; RICHARD DEMARTINO; MICHAEL PALANSKI. George C. Marshall: An Enduring Model of Leadership Effectiveness. Journal of Character and Leadership Development, [S. l.], v. 2, n. 1, 2011. Disponível em: https://jcldusafa.org/index.php/jcld/article/view/199. Acesso em: 24 may. 2024.