Sekai no kodomo to kētai komyunikēshon

An edition of Sekai no kodomo to kētai komyunikēshon (2009)

Sekai no kodomo to kētai komyunikēshon

5-kakoku hikaku chōsa

By Mobairu Shakai Kenkyūjo

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Publish Date

2009

Publisher

NTT Shuppan

Language

jpn

Pages

207

Description:

subjects: Cell phones, Cell phones and teenagers, Social aspects, Seishōnen mondai, Mobile communication systems, Keitai denwa