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  1. 21

    Multimedia materials for the K-3 social studies program /

    Published 1966
    Book
  2. 22

    Evaluación de materiales audiovisuales para la enseñanza / by Zavaleta, Esther de

    Published 1972
    Book
  3. 23

    Organizing educational broadcasting / by Hawkridge, David G.

    Published 1982
    Book
  4. 24

    Manual práctico de medios audiovisuales / by Scuorzo, Herbert E.

    Published 1970
    Book
  5. 25