IBM PCjr BASIC - Personal Computer PCjr Hardware Reference Library 1983 6322881

1982 IBM Personal Computer Hardware Reference Library Basic By Microsoft 6025010

Microsoft IBM Personal Computer HARDWARE REF. LIBRARY BASIC 6322881 and 6361134

IBM BASIC 3.0 – Personal Computer Hardware Reference Library – Binder + Slipcase

Vintage IBM Basic Personal Computer Hardware Reference Library

IBM Personal Computer Hardware Reference Library BASIC by Microsoft 6025013

IBM PCjr BASIC Personal Computer HARDWARE REFERENCE LIBRARY, BASIC PC 6024101

IBM Basic Personal Computer PC Hardware Reference Library 6025010 2nd ed. 1982