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1
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Developments in educational testing v. 2 the proceedings of an international conference held under the aegis of the Padagogisches Zentrum, Berlin
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edited by Karlheinz Ingenkamp
University of London Press(c1969)
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2
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Developments in educational testing v. 1 the proceedings of an international conference held under the aegis of the Padagogisches Zentrum, Berlin
|
|
|
|
|
edited by Karlheinz Ingenkamp
University of London Press(c1969)
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|
|