| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Ready-to-use in business - English E-mail paragraph Handbook! | 978-4-532-31392-0 (4-532-31392-9) | 2008 |
| Ultra-fast Skills up in 10 Minutes! Business English Mail Cardinal Rule | 978-4-8222-9195-2 (4-8222-9195-2) | 2006 |
A. K. · Akar, Kerim · Akira Kareno · Akira Kooriyama · Asher Keren