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Library,Documentation and Information Science Division

“A research journal serves that narrow

borderland which separates the known from the unknown”

-P.C.Mahalanobis


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Donald campbell's advice applied to lord's paradox

By: Werts C E.
Contributor(s): Linn R L [Auth.].
Material type: TextTextSeries: Educational Testing Service. Princeton : Research bulletin; 8. Publisher: New Jersey ETS 1969Subject(s): Educational tests and measurementsDDC classification: 371.26
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