1. Central Postcode Directory Guidance Notes. (2018) Authors: Northern Ireland Statistics & Research Agency, Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Postal Geography and Geo-Referencing. (2018) Authors: Northern Ireland Statistics & Research Agency, Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗