Thesis (Ph.D.)--Pennsylvania State University, 2009. / Mode of access: World Wide Web. Thesis advisor: Brent Yarnal.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/613346726 |
Date | January 2009 |
Creators | Whitehead, Jessica Chenault. Yarnal, Brent, |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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