| 2000277 | A Practical Introduction to Microprocessors | - | English |
| 2000977 | A QL Compendium | Sinclair QL | English |
| 2001682 | A Very Spectrum Christmas: Celebrating Seasonal Software on the Sinclair ZX Spectrum | - | English |
| 2001096 | A Z-80 Workshop Manual | - | English |
| 2001062 | A l'Affiche le ZX Spectrum | - | French |
| 2001397 | ABC Asemblera | - | Polish |
| 2000757 | ABC Racunalnistva | - | Slovenian |
| 2000765 | ASZMIC ROM Handbuch | - | German |
| 2000774 | Abenteuer in BASIC | - | German |
| 2001224 | Action Games for Your ZX Spectrum | - | English |
| 2001145 | Advanced BASIC: Applications and Problems | - | English |
| 2000020 | Advanced Graphics with the Sinclair ZX Spectrum | - | English |
| 2000021 | Advanced Programming for the 16K ZX81 | - | English |
| 2000022 | Advanced Programming with the Sinclair QL | Sinclair QL | English |
| 2000023 | Advanced QL Machine Code | Sinclair QL | English |
| 2000024 | Advanced Spectrum FORTH | - | English |
| 2000025 | Advanced Spectrum Machine Language | - | English |
| 2000026 | Advanced Z80 Machine Code Programming | - | English |
| 2001018 | Adventures & Rollenspiele | - | German |
| 2000643 | Adventures for Your ZX-Spectrum | - | English |