UNESCO through its posters= L'UNESCO á travers l'affiche= La UNESCO en los carteles.
UNESCO through its posters= L'UNESCO á travers l'affiche= La UNESCO en los carteles.
- Paris : UNESCO, 1989.
- 64 p.
9230026131
341.16: 001:745 =20=40 "1989" UNE.
9230026131
341.16: 001:745 =20=40 "1989" UNE.