- eto-otvet.com question33238811
- drive.uqu.edu.sa _/mskhayat/files/MySubjects/…
- csc-knu.github.io sys-prog/books/Andrew S. …
- pdfdrive.com operating-system-concepts-…
- oreilly.com library/view/operating-system-…
- academia.edu 20299588/OPERATING_SYSTEMS_WILLIAM_…
- cubaset.ru book/os
- wiley.com en-us/Operating System Concepts, 10th …