Bijinesuman genki no moto
Subtitle: purojekuto doraibu no shuhō / Ōkawa Kōhei.
Edition: Shohan.
Publisher: TBS Buritanika
Published: 1993
Place of publication: Tōkyō
Language: jpn
Number of pages: 198
Subjects: Success in business; Career development; Management
Other titles: Genki no moto