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The Behavior Analyst

, Volume 12, Issue 2, pp 115–119 | Cite as

A lost art

  • Fred S. Keller
Article
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Copyright information

© Association for Behavior Analysis International 1989

Authors and Affiliations

  • Fred S. Keller
    • 1
  1. 1.University of North Carolina-Chapel HillChapel HillUSA

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