IBM PC & PC XT: User's Manual
Held, Gilbert
IBM PC & PC XT: User's Manual - 2nd - New Delhi BPB Pub. 1987 - 479p.
IBM Personal Computer
004.1 / HEL
IBM PC & PC XT: User's Manual - 2nd - New Delhi BPB Pub. 1987 - 479p.
IBM Personal Computer
004.1 / HEL