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Fourth generation evaluation / Egon G. Guba, Yvonna S. Lincoln.

By: Contributor(s): Material type: TextTextPublication details: Newbury Park, Calif. : Sage Publications, c1989.Description: 294 p. : ill. ; 23 cmISBN:
  • 0803932359
Subject(s): DDC classification:
  • 001.433 GUB N89F
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