Spectrum Micro Drive Book, Dr. Ian Logan, Sinclair ZX, Melbourne House

Using & Programming The TI-99/4A Including Ready To Run Programs By Holtz 1983

New TI-99/4A TI99 COMPUTE! First Book of TI GAMES Programs Manual

Vintage Apple IIGS System Disk User's Guide

Kids And The TI 99/4A CARLSON - Programming Book Magazine Vintage 1982

New TI-99/4A TI99 Original TI LOGO & TI LOGO 2 Programming Manual by Abelson

Using & Programming The TI-99/4A Including Ready To Run Programs

ISO Pascal on the BBC Microcomputer and Acorn Electron, book by Pete Cockerell