1. Noise emitted by computer and business equipment. Method of measurement of high-frequency noise Part 2, (29th September 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Noise emitted by computer and business equipment. Method of measurement of airborne noise Part 1, (31st August 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Guide for computer system configuration diagram (symbols and conventions). (31st October 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗