Library
| ↑ Author | Title | Type | Publication Date |
|---|---|---|---|
| Wilhelm Heitmeyer | Deutsche Zustände | Annual Report | November 30, 2010 |
| Witol Klaus, Katarzyna Wencel | Testing Night in Warsaw. | Article | June 6, 2011 |
| Witold Klaus (ed) | Neighbours or intruders? | Printed Publication | November 1, 2011 |
