World education report, 1998 : Teachers and teaching in a changing world.
World education report, 1998 : Teachers and teaching in a changing world.
- Paris : UNESCO, 1998.
- 174 p. ; il., retrs., fot.
Incluye bibliografía.
9231034502
37 (100)=20 "1998" WOR.
Incluye bibliografía.
9231034502
37 (100)=20 "1998" WOR.