| 其他書名 | An Exposition Regarding the Fluctuations in the Population of Sleswig Mainly During the Period 1864-1910 Prepared from Official German Sources |
| 出版 | P. Hansen's Printing Office, 1919 |
| URL | http://books.google.com.hk/books?id=IE7otgAACAAJ&hl=&source=gbs_api |