J.W. Penfold

• Computer hobbyists handbook
• A Concise Introduction to DBase
• Looking After Your Computer for the Older Generation
• A Concise Introduction to GEM (Bernard Babani Publishing Radio and Electronics Books)
• A Concise Introduction to Ventura (Bernard Babani Publishing Radio and Electronics Books)
• An Introduction to Basic 2 on the Amstrad PC's
• Getting the Most from Your PCs Hard Disk (Bernard Babani Publishing Radio and Electronics Books)
• LOGO for Beginners (Bernard Babani Publishing Radio and Electronics Books)
• Using Your Amstrad CPC Disc Drives