WĄCHOCKA, Ewa. Torments of Education (“Metaphysics of a Two-Headed Calf” by S.I. Witkiewicz. Przestrzenie Teorii, [S. l.], n. 14, p. 159–171, 2010. DOI: 10.14746/pt.2010.14.5. Disponível em: https://pressto.amu.edu.pl/index.php/pt/article/view/3419. Acesso em: 2 maj. 2024.