SPILLER, Robert E.; THORP, Willar; JOHNSON, Thomas H.; CANBY, Henry Seidel. German and Pennsylvania German Literature. A survey from: Literary History of the United States. German-American Studies, [S. l.], v. 3, n. 1, p. 24–28, 1971. Disponível em: https://journals.ku.edu/gas/article/view/19619.. Acesso em: 19 may. 2024.