BISHOP, Steve; WAGENMAN, Michael. Abraham Kuyper on Apologetics. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 57, n. No 1&2, p. 1–18, 2021. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/540. Acesso em: 19 sep. 2025.