Thesis--University of North Carolina. / In Spanish with some preliminary material in English. Photocopy of typescript. Ann Arbor, Mich. : University Microfilms International, 1978. -- 22 cm. Includes bibliographical references (leaves [213]-220).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646952496 |
| Date | January 1974 |
| Creators | Silveira, Jorge Antonio, |
| Source Sets | OCLC |
| Language | Spanish |
| Detected Language | English |
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