Thesis--Bonn. / Includes bibliographical references (p. 367-538).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/643827109 |
| Date | January 1975 |
| Creators | Eshetou Mengesha, |
| Publisher | Bonn : Mengesha, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | German |
| Coverage | Ethiopia Ethiopia |
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