Ill., Univ., Dep. of Economics, Diss.--Chicago, 1955. / Kopie, ersch. im Verl. UMI, Ann Arbor, Mich.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/253915660 |
| Date | January 1955 |
| Creators | Becker, Gary Stanley. |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
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