Thesis (Ph. D.)--University of Pittsburgh, 1996. / Also issued in print.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/297368892 |
| Date | January 1996 |
| Creators | Hefflin, Bena Ruth. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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