21. Universal Decimal Classification. English full edition. Materials testing. Commercial materials. Power stations. Economics of energy (31st May 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
22. Use of network techniques in project management. Guide to resource analysis and cost control Part 4, (29th May 1981) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (21 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗