J.W. Penfold
Name : J.W. Penfold
| Book | Role |
|---|---|
| Counting on QL Abacus | Author |
| Getting the Most from Your Printer | Author |
| Into the QL Archive | Author |
| Introduction to Programming the Sinclair QL, An | Author |
| Introduction to QL Machine Code, An | Author |
| Introduction to Z80 Machine Code, An | Author |
| LOGO for Beginners | Author |
| Introduction to Computer Peripherals, An | Author |
