RIPPLEY, La Vern J. Bibliography for the Teaching of German-Americana. Yearbook of German-American Studies, [S. l.], v. 28, p. 119–142, 1993. DOI: 10.17161/ygas.v28i.19219. Disponível em: https://journals.ku.edu/ygas/article/view/19219. Acesso em: 28 apr. 2025.