Thesis (Ph. D.)--University of Michigan, 1937. / "Literature cited": p. 63-68.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/595478868 |
| Date | January 1943 |
| Creators | Berry, Elmer Gratiot, |
| Publisher | Ann Arbor, University of Michigan Press, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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