The Use of residual vision by visually disabled persons. Report on a WHO Meeting. Brussels 28 - 30 January 1981.
Inhalt Karte:604,607 604,716 USE The Use of residual vision by visually disabled persons. Report on a WHO Meeting. Brussels 28 - 30 January 1981. Copenhagen 1981 Regional Office for Europe World Health Organization 8 s. nlb. 4, 28, il. EURO Reports and Studies 41