Jōhō jidai no shihaishatachi
Subtitle: Dentsū, sōgō shōsha, Denden Kōsha, shimbun, NHK no tettei bunseki
Contributors: YTV Jōhō Sangyō Gurūpu
Series: Nihon no jōhō sangyō -- 1
Publisher: Saimaru Shuppankai
Published: 1975
Place of publication: Tokyo
Language: jpn
Number of pages: 269
Subjects: Telecommunication -- Japan; Mass media -- Social aspects -- Japan