Thesis (Ph. D.)--University of Pennsylvania, 1980. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references (p. 258-261) and index.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/577533532 |
| Date | January 1980 |
| Creators | Strevel, David Wesley. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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