Thesis (Ph. D.)--Catholic University of America, 1928. / Published also as Catholic University of America, Educational research bulletins, v. 8, no. 3-4. Includes bibliographical references (p. 98-99).
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/297339035 |
| Date | January 1928 |
| Creators | Mary Irmina, |
| Publisher | Washington, D.C. : [s.n.], |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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