Preparation of the child for modernization skills and intellectual requirements

Detalhes bibliográficos
Autor principal: Mandl, Pierre-Emeric
Autor Corporativo: United Nations. Research Institute for Social Development
Formato: Livro
Idioma:English
Publicado em: Geneva United Nations Research Institute for Social Development 1969 .
Colecção:Report/United Nations Research Institute for Social Development no.70.16
Assuntos: