APA-Zitierstil (7. Ausg.)

(1980). Nineteenth century emigration from the Siegkreis, Nordrhein-Westfalen, Germany, mainly to the United States. Westland.

Chicago-Zitierstil (17. Ausg.)

Nineteenth Century Emigration from the Siegkreis, Nordrhein-Westfalen, Germany, Mainly to the United States. McNeal, Ariz: Westland, 1980.

MLA-Zitierstil (9. Ausg.)

Nineteenth Century Emigration from the Siegkreis, Nordrhein-Westfalen, Germany, Mainly to the United States. Westland, 1980.