New articles in this journal are licensed under a creative commons attribution 4.0 license. this journal is published by the university library system , university of pittsburgh and is cosponsored by the university of pittsburgh press . the journal of youth development is the official peer-reviewed publication of the national association of extension 4-h agents and the national afterschool association

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• who: Pastrick and Justin from the After School Matters Loyola University Chicago have published the paper: New articles in this journal are licensed under a Creative Commons Attribution 4.0 License. This journal is published by the University Library System , University of Pittsburgh and is cosponsored by the University of Pittsburgh Press . The Journal of Youth Development is the official peer-reviewed publication of the National Association of Extension 4-H Agents and the National AfterSchool Association , in the Journal: (JOURNAL)
• what: This study shows that the retrospective pretest/posttest design can be an alternative . . .
  

   

  

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