Basic Input and Output Systems for I. B. M. Personal

Condition - Very Good
The item shows wear from consistent use, but it remains in good condition and functions properly. Item may arrive with damaged packaging or be repackaged. It may be marked, have identifying markings on it, or have minor cosmetic damage. It may also be missing some parts/accessories or bundled items.

Basic Input and Output Systems for I. B. M. Personal Computer/X.T./A.T. Computers and Compatibles: Complete Guide to ROM-based System Software (Phoenix technical reference series)

Basic Input and Output Systems for I. B. M. Personal Computer/X.T./A.T. Computers and Compatibles: Complete Guide to ROM-based System Software (Phoenix technical reference series)