‘Liberal crusader’: Zach de Beer, apartheid and liberalism 1950–1990 . Historia, [S. l.], v. 67, n. 1, 2022. DOI: 10.17159/2309-8392/2022/v67n1a4. Disponível em: http://jsaa.ac.za/index.php/historia/article/view/4091.. Acesso em: 17 mar. 2025.