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Joseph Petner is the Evaluator of the Follow-Through Project in Cambridge, Mass.
The Marcy Open School is part of the National Experimental Schools Program directed by the National Institute of Education.
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Petner, J.N. Evaluation in proper perspective. Urban Rev 9, 248–257 (1976). https://doi.org/10.1007/BF02175471
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DOI: https://doi.org/10.1007/BF02175471