Thesis (Ph. D.)--Virginia Polytechnic Institute and State University, 1990. / Vita. Abstract. Includes bibliographical references (leaves 78-83). Also available via the Internet.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/21573091 |
| Date | January 1990 |
| Creators | Risdon, Penny. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Source | This resource online |
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