Re-classification: some warnings and a proposal,

Wedi'i Gadw mewn:
Manylion Llyfryddiaeth
OCLC:468891
Prif Awdur: Perreault, Jean M., 1931-
Iaith:English
Cyhoeddwyd: [Urbana] 1967.
Cyfres:Occasional papers (University of Illinois at Urbana-Champaign. Graduate School of Library Science) ; no. 87.
Pynciau:
Fformat:

Monograph

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