H. E. · Harry Eyres · Haura Eric · Hayri Ersoy
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Juken Eigo To Nihonjin: Nyūshi Mondai To Sankōsho Kara Miru Eigo Gakushūshi | 978-4-327-41076-6 (4-327-41076-4) | 2011 |
| Kyodo gakushu o toriireta eigo jugyo no susume. | 978-4-469-24573-8 (4-469-24573-9) | 2012 |