| Description | Notes | |
|---|---|---|
| EN | NetLibrary | A format proprietary to the NetLibrary service |
| FR | NetLibrary | Format propriétaire du service NetLibrary |
| ES | Formato NetLibrary | Formato propio / privado basado en HTML o OEBF, legible únicamente mediante suscripción al servicio de NetLibrary |
E129
— NetLibrary
- Introduced in Issue 10