Thesis (Ph. D.)--University of Pennsylvania, 1940. / Includes two folded tables numbered as p. 66a and 108a, respectively. Bibliography: p. 135-138.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/578272558 |
| Date | January 1941 |
| Creators | Shils, Edward Benjamin, |
| Publisher | Philadelphia, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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