Thesis (Ph. D.)--Columbia University, 1933. / Vita. Published also without thesis note under title: Similarities and differences in teaching in nursery school, kindergarten, and first grade. Bibliography: p. 99-101.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/636256077 |
| Date | January 1933 |
| Creators | Langdon, Grace, |
| Publisher | New York, John Day Co., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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