Seto Naikai chishitsu chōsa hōkokusho
Subtitle: kokudo sōgō kaihatsu jigyō chōseihi (chōsa no bu)
Publisher: Un'yushō Daisan Kōwan Kensetsukyoku
Published: 1967
Place of publication: [Kōbe-shi]
Language: jpn
Number of pages: 167