Operating the BBC Microcomputer A Concise Guide
Beginner's Guide to Interfacing the BBC Microcomputer
Advanced Graphics with the BBC Model B Microcomputer
Program Your Microcomputer in BASIC
The Complete Disk Manual for the BBC Microcomputer
Interfacing the BBC Microcomputer
File Handling on the BBC Microcomputer
Using Sound and Speech on the BBC Microcomputer
The Sinclair ZX81 Programming for Real Applications
Advanced Programming for the 16K ZX81
