日本実業出版社 (nihonjitsugyoushuppansha/nipponjitsugyoushuppansha) · 日本法令 (nihonhourei)
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 3級販売士試験超整理本 3kyuuhambaishishikenchouseiribon/ | 978-4-539-71990-9 (4-539-71990-4) | 2006 |
| 〈入門の入門〉ISOのしくみ 〈nyuumonnonyuumon〉ISOnoshikumi | 978-4-534-04537-9 (4-534-04537-9) | 2009 |