BISHOP, Steve. Kuyperania 1960s-1970s: A Survey of English-language Literature on Abraham Kuyper. Tydskrif vir Christelike Wetenskap | Journal for Christian Scholarship, [S. l.], v. 61, n. 1&2, p. 75–97, 2025. Disponível em: https://pubs.ufs.ac.za/index.php/tcw/article/view/2185. Acesso em: 26 oct. 2025.