| 2000932 | Adventures on the Spectrum | - | English |
| 2001135 | Adventures with Your Computer | - | English |
| 2000656 | Adventures! een gids met 3 spannende avonturen voor de ZX Spectrum | - | Dutch |
| 2001065 | Aerospace Applications of the Spectrum Computer | - | English |
| 2000462 | Alan Sugar: The Amstrad Story | - | English |
| 2001310 | Algoritmos Elementares | - | Portuguese |
| 2001482 | All About Computers | - | English |
| 2001225 | All About Forth | - | English |
| 2001226 | All-Time Top 100 | - | English |
| 2001079 | Alla Scoperta del Computer con la Pantera Rosa | - | Italian |
| 2001063 | Alla Scoperta dello ZX Spectrum | - | Italian |
| 2000635 | Alles Wat U Moet Weten over de ZX Spectrum | - | Dutch |
| 2000126 | An Expert Guide to the Spectrum | - | English |
| 2000197 | An Introduction to Computer Communications | - | English |
| 2000973 | An Introduction to Computer Peripherals | - | English |
| 2000204 | An Introduction to Programming the Sinclair QL | Sinclair QL | English |
| 2000205 | An Introduction to QL Machine Code | Sinclair QL | English |
| 2000478 | An Introduction to Z80 Machine Code | - | English |
| 2000949 | Analysis mit dem Computer | - | German |
| 2000691 | Animacion Grafica en Baja Resolucion | - | Spanish |