00416nam a22001457a 4500 20260119121638.0 260119b |||||||| |||| 00| 0 eng d 9788120339040 Tanenbaum S. Andrew Modern Operating System /Andrew S. Tanenbaum 3rd ed New Delhi; PHI Learning Private Limited; c2008. xxiv; 1076p.: 23.5cm ddc BK 0 129 129