Programming in Z80 Assembly Language
The Sinclair ZX81 Programming for Real Applications
Z80 Assembly Language Programming for Students
Advanced Programming for the 16K ZX81
Advanced Graphics with the Sinclair ZX Spectrum
Program Your Microcomputer in BASIC
Program and Electronic Projects for the BBC, Electron and Spectrum Computers
The Complete Disk Manual for the BBC Microcomputer
File Handling on the BBC Microcomputer
Using Sound and Speech on the BBC Microcomputer
