Thesis (PH. D.)--Columbia University, 1921. / Vita. Published also as Contributions to education, Teachers College, Columbia University, no. 115. Bibliography: p. [116]-118. Also issued in print.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/297620755 |
| Date | January 1921 |
| Creators | Toops, Herbert Anderson, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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