Year of publication
1970
Imprint
Paris (UNESCO, IIPE, 1977, p.104)
Series
Principes de la planification de l'éducation, vol.026
Theme
Keywords
Resource type
ISBN
92-803-1078-x(eng); 92-803-2078-5(fre); 979-410-004-8(ind)
Source database
curatED
Language