International yearbook of education, Vol. XXIV, 1962.
International yearbook of education, Vol. XXIV, 1962.
- Geneva : Paris : IBE, UNESCO, 1963.
- 498 p.
- IBE publication ; 250. .
OC 37 (100) =20 "1962" INN Vol. 24
OC 37 (100) =20 "1962" INN Vol. 24