Directory of educational documentation and information services =
Directory of educational documentation and information services = Répertoire des services de documentation et d'information pédagogiques.
- París : UNESCO, 1975.
- 60 p.
- IBEDOC .
9230013277
OC 002.6: 37 (100) =20 =40 "1975" DIR.
9230013277
OC 002.6: 37 (100) =20 =40 "1975" DIR.