The teaching film in primary education.

ग्रंथसूची विवरण
निगमित लेखक: United Nations Educational, Scientific and Cultural Organization. Mass Communication Techniques Division
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: [Paris] UNESCO [c1963].
श्रृंखला:Its Reports and papers on mass communication no. 39
विषय: