Diss.--Bonn, 1950.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/606869942 |
Date | January 1969 |
Creators | Werhahn, Hans. |
Publisher | Bonn, H. Bouvier, |
Source Sets | OCLC |
Language | German |
Detected Language | German |
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