I B M PC and PC XT: user's reference manual
Held, Gilbert
I B M PC and PC XT: user's reference manual - 2nd ed. - New Delhi Publications 1987 - 479 p.
001.64 H367I
I B M PC and PC XT: user's reference manual - 2nd ed. - New Delhi Publications 1987 - 479 p.
001.64 H367I