Preez, Petro du. «The Human Right to Education, the Ethical Responsibility of Curriculum, and the Irony in “Safe Spaces” . 407». в Promoting Changes in Times of Transition and Crisis: Reflections on Human Rights Education, под редакцией Krzysztof Mazur и Piotr Musiewicz, Societas, Vol. 70:407–420. Societas. Poland: Księgarnia Akademicka Publishing, 2013. просмотрено ноябрь 5, 2026. https://books.akademicka.pl/publishing/catalog/book/236/chapter/4391.