TY - BOOK AU - Armbrust,Steven AU - Forgeron, Ted TI - Programmers reference manual for IBM personal computers SN - 0870947656 U1 - 005.43 PY - 1986/// CY - Homewood, Illinois PB - Dow Jones-Irwin KW - IBM PC KW - Computer programming, programs & data KW - Programming KW - Personal Computers KW - BIOS and DOS Services ER -