"This study, in an earlier version, was presented to Yale University as a dissertation for the doctorate." / Includes bibliographical references.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/562174886 |
| Date | January 1957 |
| Creators | Schutte, William M. |
| Publisher | New Haven, Yale University Press, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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