Advanced Programming for the 16K ZX81
Good BASIC Programming with the BBC Microcomputer
Advanced Graphics with the Sinclair ZX Spectrum
Programming in Z80 Assembly Language
Program Your Microcomputer in BASIC
Assembly Language Assembled for the Sinclair ZX81
Z80 Assembly Language Programming for Students
Using Your Home Computer (practical Projects for the Micro Owner)
Beginner's Guide to Interfacing the BBC Microcomputer
Microprocessors and Microcomputers Their Use and Programming
