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  • × classification_ss:"81.68 Computereinsatz in Unterricht und Ausbildung"
  • × year_i:[1990 TO 2000}
  1. Hildebrand, J.: Internet: Ratgeber für Lehrer (1996) 0.20
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    Classification
    DP 2600
    Date
    22.10.2006 21:10:29
    RVK
    DP 2600