Dai 1-kai Fueiyōka Mondai Shimpojūmu
Subtitle: teidei mondai o chūshin to shite : kijitsu, Shōwa 55-nen 9-gatsu 19, 20-nichi : kaijō, Kokuritsu Kōgai Kenkyūjo
By: [henshū, Kokuritsu Kōgai Kenkyūjo].
Series: Kokuritsu Kōgai Kenkyūjo chōsa hōkoku ; dai 16-gō
Publisher: Dō Kenkyūjo
Published: 1981
Place of publication: Ibaraki-ken Tsukuba-gun Yatabe-machi
Language: jpn
Number of pages: 112