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Research design for program evaluation the regression-discontinuity approach William M. K. Trochim; foreword Donald T. Campbell

By: Contributor(s): Material type: TextTextSeries: Contemporary evaluation research ; v.6Publication details: Beverly Hills Sage 1984Description: 272p.:illISBN:
  • 0803920377
Subject(s): DDC classification:
  • 300.151 T843R
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