)١( Ronald Wiman and others, The Disability Dimension in Development Action: Anual on Inclusive Planning (Helsinki, National Research and Development Centere for Welfare and Health in Finland on behalf of the United Nations, 1996) p. 12.
1 Ronald Wiman y otros, The Disability Dimension in Development Action; Manual on Inclusive Plannig (Helsinki, Centro Nacional de Investigaciones y Desarrollo para el Bienestar y la Salud en Finlandia (STAKES), en nombre de las Naciones Unidas, 1996) pág. 12.