Thesis (Ph. D.)--University of Massachusetts, 1989. / "5420." Includes bibliographical references (leaves [449]-460).
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/647396043 |
Date | January 1989 |
Creators | Webelhuth, Gert, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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