Thesis (Ph. D.)--Columbia University. / Vita. Pub. also as Teachers college, Columbia university, Contributions to education, no. 39. List of references on agricultural education: p. 191-200.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/551694709 |
| Date | January 1911 |
| Creators | Robison, Clarence Hall, |
| Publisher | New York, Teachers college, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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