Thesis (Ph.D.)--University of Pennsylvania, 1987. / Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/90933928 |
| Date | January 1987 |
| Creators | Hansen, Valerie, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Source | online access from Digital Dissertation Consortium access full-text |
| Coverage | China China China |
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