BUCHHEIT, Robert H. Language Maintenance and Shift among Mennonites in South-Central Kansas. Yearbook of German-American Studies, [S. l.], v. 17, p. 111–122, 1982. DOI: 10.17161/ygas.v17i.19413. Disponível em: https://journals.ku.edu/ygas/article/view/19413.. Acesso em: 20 sep. 2024.