Putting Pep in Propaganda. Indian Forester, [S. l.], v. 52, n. 1, p. 21–23, 1925. DOI: 10.36808/if/1926/v52i1/18958. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/18958. Acesso em: 4 dec. 2025.