1.
Istituto centrale per il catalogo unico delle biblioteche italiane e per le informazioni bibliografiche
2.
International federation of library associations and institutions
3.
International federation of library associations and institutions
4.
International federation of library associations and institutions
5.
6.
International federation of library associations and institutions
7.
International federation of library associations and institutions
8.
International federation of library associations and institutions
9.
International federation of library associations and institutions
10.
International federation of library associations and institutions