Thesis (Ph. D.)--Columbia University, 1934. / Vita. Published also without thesis note.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/573656720 |
| Date | January 1934 |
| Creators | Riddle, N. Gilbert, |
| Publisher | Chicago, Business publications Co., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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