Thesis (Ph. D.)--Pennsylvania State University, 1980. / Vita. Includes bibliographical references (leaves [180]-193).
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/646890963 |
Date | January 1980 |
Creators | Pottorf, Robert John. |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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