Bryan Chapell, The Hardest Sermons You’ll Ever Have to Preach: Help from Trusted Preachers for Tragic Times. Homiletic, [S. l.], v. 37, n. 1, 2012. Disponível em: https://homiletic.net/index.php/homiletic/article/view/3620. Acesso em: 30 jul. 2026.