DONNER, William W. The First College Course in Pennsylvania German. Yearbook of German-American Studies, [S. l.], v. 3, p. 15–26, 2010. DOI: 10.17161/ygas.v3i.18834. Disponível em: https://journals.ku.edu/ygas/article/view/18834.. Acesso em: 18 may. 2024.