Bibliothèque en ligne de l'UNEVOC
télécharger| Co-Author/s: | UNESCO-UNEVOC; UNESCO Regional Office for Asia and the Pacific; Colombo Plan Staff College for Technician Education |
| Éditeur: | UNESCO Regional Office for Asia and the Pacific |
| Publié: | 1995 in Bangkok, Thailand |
| ULC: | UNEVOC Library Catalogue ID 1906 |
