Thesis (doctoral)--Ruhr-Universität, 1987.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/551286955 |
Date | January 1990 |
Creators | Maas, Barbara. |
Publisher | Bochum [Germany] : N. Brockmeyer, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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