More editions of IBM BASIC User's Handbook:
- User's Handbook to the Trs-80 Model II Computer: Softcover, Weber System, ISBN 0938862014 (0-938862-01-4)
- User's Handbook to the IBM Personal Computer: Softcover, Weber Systems, ISBN 0938862138 (0-938862-13-8)
- User's Handbook to IBM BASIC: Softcover, Weber Systems, ISBN 0938862146 (0-938862-14-6)
- User's Handbook to the Atari 400/800 Computers: Softcover, Weber Systems, ISBN 0938862154 (0-938862-15-4)
- User's Handbook to the VIC-20: Softcover, Weber Systems, ISBN 0938862480 (0-938862-48-0)
- User's Guide to Pet/Cbm Computers: Softcover, Weber System, ISBN 0960489282 (0-9604892-8-2)