00553nam a2200193Ia 4500001001100000005001700011008004300028020001500071041000800086043001200094050001100106050002400117245006900141260002500210300002600235650004600261650003700307999001500344000001663420251012174547.0  981208s1976    fr            00    eng c  a92310134750 aeng  aa-ce--- 4aLB172700aLB1727.I6bA74 197610aIn-service training of teachers in Sri Lankacby K.D. Ariyadasa   aParisbUnescoc1976   a56 p. : ill. ; 21 cm. 0aTeachersxInxservice trainingxSri Lanka 0aTeachersxTraining ofzSri Lanka  c6179d6179