Internationale Jugendbibliothek (1949-)(3)
American Library Association (1876-)(2)
International Board on Books for Young People(2)
International Bureau of Education (1925-)(2)
All India Fine Arts and Crafts Society(1)
Asociación Recreativa Cultural Altamira (Barcelona)(1)
Associazione Italiana Editori(1)
Biblioteca Benjamin Franklín(1)
Central Library (Baroda, Bombay) (1910-)(1)
Centro Didattico Nazionale di Studi e Documentazione (Florenz)(1)
Committee on World Friendship among Children(1)
Commonwealth National Library (-1961)(1)
Cultural Relations Branch (Hamburg)(1)
Deutsche Staatsbibliothek (Berlin, Ost). Kinder- und Jugendbuchabteilung(1)