The German American Historical Society. (1918). German American annals: Continuation of the quarterly Americana Germanica : a bi-monthly devoted to the comparative study of the historical, literary, linguistic, educational and commercial relations. The German American Historical Society.
Παραπομπή σε μορφή Chicago (17η εκδ.)The German American Historical Society. German American Annals: Continuation of the Quarterly Americana Germanica : A Bi-monthly Devoted to the Comparative Study of the Historical, Literary, Linguistic, Educational and Commercial Relations. Philadelphia [u.a.]: The German American Historical Society, 1918.
Παραπομπή σε μορφή MLA (8th εκδ.)The German American Historical Society. German American Annals: Continuation of the Quarterly Americana Germanica : A Bi-monthly Devoted to the Comparative Study of the Historical, Literary, Linguistic, Educational and Commercial Relations. The German American Historical Society, 1918.