Disk operating system version 3.20

Eitemau Tebyg

• Advanced DOS: memory-resident utilities, interrupts, and disk management with MS- and PC-DOS /
  gan: Hyman, Michael I
  Cyhoeddwyd: (1989)
• Understanding hard disk management/
  gan: Kamin, Jonathan
  Cyhoeddwyd: (1989)
• Microsoft MS DOS.6 : users guide to the ms dos operating systems
  gan: Microsoft corporation
  Cyhoeddwyd: (1993)
• DOS instant reference /
  gan: Harvey, Greg .
  Cyhoeddwyd: (1988)
• DOS Guide /
  gan: Norton, Peter
  Cyhoeddwyd: (1995)