Hakenmoto jigyōsho dēta bēsu no kōchiku ni kakawaru chōsa kenkyū hōkokusho
Subtitle: Kōsei Rd̄ōshō itaku jigyō
Publisher: Nihon Jinzai Haken Kyōkai
Published: 2001
Place of publication: Tōkyō
Language: jpn
Number of pages: 62