Understanding Your Spectrum Basic & Machine Code Programming - Dr Ian Logan

Super Charge Your Spectrum Book (David Webb) Sinclair Machine Code Paperback

Sinclair ZX Spectrum Manual and Games Tips plus Thunderbirds Poster!

Commodore 64 Computing Book Commodore 64 Ian Sinclair 1983 Granada

Delving Deeper Into Your ZX Spectrum Book (Dilwyn Jones) Interface Publications

20 Programs For The ZX Spectrum : Book : Cambridge Colour Collection

Sinclair ZX Spectrum BASIC Programming & INTRODUCTION Manuals

Sinclair ZX Spectrum Basic Programming Manuals, 1st Edition + Intro & 3rd Ed.