Shokuhin tō no anzensei hyōka no arikata ni kansuru kenkyū
Subtitle: kenkyū seika hōkokusho
By: kenkyū daihyōsha Wada Osamu, (buntan) kenkyūsha Satō Shigeaki
Publisher: Wada Osamu
Published: 1996
Place of publication: [Urawa-shi?]
Language: jpn
Number of pages: 57
Notes: Cover title.