One world, one responsibility : X World Congress of the World Federation of the Deaf, Espoo, Finland, 20.-28.7.1987 - World Federation of the Deaf. World Congress 1987 : Espoo, Finland); Ojala, Risto (Helsinki : Finnish Association of the Deaf, 1988)
Proceedings
English and French.
Includes bibliographical references and index.
Keywords: Deaf -- Congresses