American Historical Society of Germans From Russia. (1989). Clues. American Historical Society of Germans From Russia.
Chicago-referens (17:e uppl.)American Historical Society of Germans From Russia. Clues. Lincoln, Nebraska: American Historical Society of Germans From Russia, 1989.
MLA-referens (8:e uppl.)American Historical Society of Germans From Russia. Clues. American Historical Society of Germans From Russia, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.