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The development of descriptors on scales of language proficiency: perspectives, problems, and a possible methodology based on a theory of measurement
1993, National Foreign Language Center, Johns Hopkins University
in English
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Book Details
Edition Notes
"April 1993."
Includes bibliographical references (p. 54-67).
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Feedback?December 3, 2010 | Edited by Open Library Bot | Added subjects from MARC records. |
December 8, 2009 | Created by ImportBot | add works page |