1990-nen sekai nōringyō sensasu kekka hōkokusho
Subtitle: Ringyō jigyōtai chōsa
By: [henshū Kumamoto-ken Kikaku Kaihatsubu Tōkei Chōsaka]
Publisher: Kumamoto-ken
Published: 1991
Place of publication: Kumamoto-shi
Language: jpn
Number of pages: 422