Thesis (A.M.L.S.)--University of Michigan, 1940. / Continues the 1938 study by Harold Hayden which covered January through June 1936. "Library Science 221."
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/645877681 |
Date | January 1940 |
Creators | Pohle, Genevieve A. Hayden, Harold W. |
Source Sets | OCLC |
Language | English |
Detected Language | English |
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