Saigai tō kinkyūji ni okeru yūkō na tsūshin shudan to shite no kōshū denwa no arikata
Subtitle: tōshin
Publisher: Jōhō Tsūshin Shingikai
Published: 2012
Place of publication: [Tokyo]
Language: jpn
Number of pages: 68
Subjects: Public telephones; Emergency communication systems
Notes: Cover title.