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Chapter 1 Program Improvement: Cause for Cautious Optimism and a Call for Much More Research
Sam Stringfield, Shelley H. Billig and Alan DavisVolume:
13
Language:
english
Journal:
Educational Evaluation and Policy Analysis
DOI:
10.2307/1164224
Date:
January, 1991
File:
PDF, 271 KB
english, 1991