Thesis--University of Pennsylvania. / Bibliography: p. 227-280.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/591756099 |
| Date | January 1949 |
| Creators | McGill, Dan Mays. |
| Publisher | Philadelphia, Univ. of Pennsylvania Press, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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