SAUER, Walter. Der Schtruwwelpitter: Heinrich Hoffmann’s Struwwelpeter; Dutchihed by Earl C. Haag. Yearbook of German-American Studies, [S. l.], v. 3, p. 159–174, 2010. DOI: 10.17161/ygas.v3i.18845. Disponível em: https://journals.ku.edu/ygas/article/view/18845. Acesso em: 9 apr. 2025.