Dangos 1 - 3 canlyniadau o 3 ar gyfer chwilio '"Youth Conduct of life. United States."', amser ymholiad: 0.02e Mireinio'r Canlyniadau
  1. 1

    After the epidemic recent trends in youth violence in the United States gan Cook, Philip J.

    Cyhoeddwyd 2001
    Llyfr

    After the epidemic recent trends in youth violence in the United States
  2. 2

    Risky behavior among youths : an economic analysis gan Gruber, Jonathan

    Cyhoeddwyd 2000
    Llyfr

    Risky behavior among youths : an economic analysis
  3. 3

    Adapting to circumstances the evolution of work, school, and living arrangements among North American youth gan Card, David

    Cyhoeddwyd 1997
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    Llyfr

    Adapting to circumstances the evolution of work, school, and living arrangements among North American youth

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