Thesis (Ph. D.)--Columbia University, 1930. / eContent provider-neutral record in process. Description based on print version record. Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/579924752 |
| Date | January 1930 |
| Creators | Castillo, Andrés Villegas, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Coverage | Spain Spain |
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