Preparation of the child for modernization skills and intellectual requirements

Bibliografiske detaljer
Hovedforfatter: Mandl, Pierre-Emeric
Institution som forfatter: United Nations. Research Institute for Social Development
Format: Bog
Sprog:English
Udgivet: Geneva United Nations Research Institute for Social Development 1969 .
Serier:Report/United Nations Research Institute for Social Development no.70.16
Fag: