Er shi yi shi ji qing bao hua she hui
By: Chen Zhengyao zhu.
Edition: Chu ban
Publisher: Chen Zhengyao
Published: 1985
Place of publication: Tainan Shi
Language: chi
Number of pages: 191
Subjects: Telecommunication systems.; Videotex systems.; Information networks.
Other titles: 21 shi ji qing bao hua she hui.