PHP研究所 (PHPkenkyuujo/kenkyuusho) · 講談社 (koudansha)
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Jinsei wa ama, kara, pin: Honda Soichiro idan | 978-4-06-207674-6 (4-06-207674-8) | 1995 | Yoshiyuki Sakazaki |
| Nihon kigyo ga samusun kara manabubeki koto. | 978-4-569-80337-1 (4-569-80337-7) | 2012 | |