Holy is the true light', for a cappella divisi mixed voices, was written for the choir Tenebrae and their conductor, Nigel Short.
| Instrument (fx guitar, sang m.m.) | SATB |
| Type (fx Instrumentskole o.lign.) | Partitur |
| Sideantal | 12 |
| Media (fx Bog, CD, DVD m.m.) | Noder |
| Publisher/Producent | Novello and Co |
| Bidragydere | Park, Owain(Composer) |