Ri rain mondai no keizaiteki bunseki
Series: Chōsa shikihō -- no. 18
Publisher: Nihon Sangyō Kōzō Kenkyūjo
Published: 1964
Place of publication: Tōkyō
Language: jpn
Number of pages: 55
Notes: Cover title.

"Takasaki Tatsunosuke riji tsuitōgō."