00380nam a2200157Ia 4500 221030s9999 xx 000 0 und d 041215630X English 105.23 Bar D. Barron Computer Operating Systems by D. Barron Chapman & Hall London 1984 140 BE Computer BK 8545 8545 BE 737 798.00 0 105.23 Bar 2022-10-30 00:00:00 2022-10-30 BK 0 Print 0 1 MIETLIB MIETLIB BL-Second, FL-1, CUP-56, SH-2, R-2 1999-12-11 0 BE