Wydawnictwa
| Imperial College Press | 2 |
| IPE | 1 |
| Független Média Kft | 1 |
| Wrocławskie Wydawnictwo Oświatowe | 1 |
| Media i Reklama J.M. | 1 |
| AMR | 1 |
| Scholar Publishing House | 1 |
| APN Promise | 1 |
| Nowoczesność | 1 |
| Gale Group | 1 |
| Imperial College Press | 2 |
| IPE | 1 |
| Független Média Kft | 1 |
| Wrocławskie Wydawnictwo Oświatowe | 1 |
| Media i Reklama J.M. | 1 |
| AMR | 1 |
| Scholar Publishing House | 1 |
| APN Promise | 1 |
| Nowoczesność | 1 |
| Gale Group | 1 |