Kōfuku no tsukamikata
Subtitle: josei no tame no kōfukuron
By: Ōkawa Ryūhō.
Edition: Shohan.
Publisher: Kōfuku no Kagaku Shuppan
Published: 1992
Place of publication: Tōkyō
Language: jpn
Number of pages: 221
Subjects: Kōfuku no Kagaku; Happiness