Shibukawa Gyō to Shōwa no jidaiToshirō Kōno, Junkō Shindō, Masao Hoshō · First published 1995Open the Tome
Ōtsuki-shi Shibukawa-shi gyō-zaisei jittai chōsa hōkokushoZenkoku Shigikai Gichōkai · First published 1957Open the Tome
