Mental retardation : meeting the Challenge
Card's contents:OFFSET PUBLICATION / WHO ; NR 86 290,531 MENTAL Mental retardation : meeting the Challenge / prep. in collab. with Joint Commission on International Aspects of Mental Retardation. — Geneva : World Health Organization, 1985. — 45 s. : il. ; 30 cm (Offiset Publication / WHO ; nr 86) ISBN 92-4-170086-6