Thesis--Columbia University.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/612396463 |
| Date | January 1900 |
| Creators | Burgess, May Ayres. |
| Publisher | New York, Dept. of Education, Russell Sage Foundation |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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