Daiji na koto wa "30-dai" ni kike!
Subtitle: sayonara dankai no sedai
By: "Bōsei" Henshūbu hen.
Contributors: "Bōsei" Henshūbu.
Edition: Dai 1-han
Series: Bōsei raiburarī -- 1
Publisher: Tōkai Kyōiku Kenkyūjo; Hatsubaijo Tōkai Daigaku Shuppankai
Published: 2000
Place of publication: Tōkyō
Language: jpn
Number of pages: 218
Subjects: Middle-aged persons -- Japan -- Social conditions.