Wo liegt die Mitte der Mittelklasse?. PROKLA. Journal of Critical Social Science, Berlin, DE, v. 15, n. 58, p. 35–62, 1985. DOI: 10.32387/prokla.v15i58.1154. Disponível em: https://www.prokla.de/index.php/PROKLA/article/view/1154. Acesso em: 30 dec. 2025.