Preparation of the child for modernization skills and intellectual requirements

ग्रंथसूची विवरण
मुख्य लेखक: Mandl, Pierre-Emeric
निगमित लेखक: United Nations. Research Institute for Social Development
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Geneva United Nations Research Institute for Social Development 1969 .
श्रृंखला:Report/United Nations Research Institute for Social Development no.70.16
विषय: