10th World Congress of the International Association for the Scientific Study of Intellectual Disabilities (IASSID) : 8-13 July, 1996, Finlandia Hall, Helsinki, Finland
10th World Congress of the International Association for the Scientific Study of Intellectual Disabilities (IASSID) : 8-13 July, 1996, Finlandia Hall, Helsinki, Finland
10th World Congress of the International Association for the Scientific Study of Intellectual Disabilities (IASSID) : 8-13 July, 1996, Finlandia Hall, Helsinki, Finland
10th World Congress of the International Association for the Scientific Study of Intellectual Disabilities (IASSID) : 8-13 July, 1996, Finlandia Hall, Helsinki, Finland