Shōwa 60-nen chingin kaitei jōkyō
Subtitle: shunki chinʼage kekka, shinsotsusha kakutei shoninkyū
Series: Rōdō mondai shiryō : -- dai 96-gō
Publisher: Tōkyō Shōkō Kaigisho
Published: 1985
Place of publication: Tōkyō
Language: jpn
Number of pages: 55