Proceedings [of the] World Assembly of the World Council for the Welfare of the Blind, held at Vigyan Bhavan, New Dehli, India, October 8-17 1969
[Bombay], [National Association for the Blind], [s.d.]VII, 362 p., 4 c. di tav. fotogr., 22 cm.
World Council for the Welfare of the Blind
Strumenti tiflotecnici
Lavoro
Sport
681.3WOR
