00511nam a2200157Ia 450000100060000000300050000600500170001100800410002810000260006924501180009526000220021330000260023550400290026165000340029065000290032463395BIBL20160527191924.0920519|1962||||waub   ||b   |00010|eng|d10aFinn, James D.2Local10aTeaching machines and programmed learning, 1962ba survey of the industrycby James D. Finn and Donald G. Perrin.0 aWashingtonc1964.  ax, 85billus. , maps.  aBibliography : p. 81-82. 0aProgrammed Instruction2Local 0aTeaching machines2Local