"A modified version of material ... presented as a doctoral dissertation at Harvard University."
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/609347752 |
| Date | January 1959 |
| Creators | Roller, Duane Henry DuBose, |
| Publisher | Amsterdam, Hertzberger, |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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