SOBEL, Richard. Social Trends: A Review Essay. IASSIST Quarterly, [S. l.], v. 5, n. 2, p. 44, 1981. DOI: 10.29173/iq251. Disponível em: https://iassistquarterly.com/index.php/iassist/article/view/251. Acesso em: 3 jul. 2024.