Thesis (Ph. D.)--University of Michigan, 1941. / Published also without thesis note. Includes bibliographical references (p. 221-227) and index.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/607900838 |
| Date | January 1941 |
| Creators | Rich, Bennett Milton, |
| Publisher | Washington, D.C. : Brookings Institution, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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