00369nam a2200133Ia 4500008004100000020000800041040001500049041001200064082001700076100001600093245008500109260003000194300001100224230917s9999||||xx |||||||||||||| ||und||  cF28  e3738aMAIN  aEnglish  a301.56 M831S  aMorris, Ben 0aSome aspects of professional freedom of teachers: An international pilot inquiry  aSwitzerlandbUnescoc1977  a213 p.