Comparing the effects and costs of different approaches for educating primary school teachers :

Comparing the effects and costs of different approaches for educating primary school teachers : the case of Sri Lanka / Maria Teresa Tatto. - USA : Harvard University Institute for International Development, ¿? - iv, 42 p. ; il., fot. - BRIDGES research report series ; 10. .

Incluye bibliografía

371.13 (548.7) =20 COM No.10.