TY  - BOOK
AU  - Contillo, Gerry L.
TI  - System administration and maintenance
AV  - QA 76.76 C66  [2026] F 
PY  - 2026///]
CY  - [Place of publication not identified
PB  - Publisher not identified]
KW  - Computer science
KW  - Operating systems
KW  - System administration
KW  - Computer management
N1  - "Instructional material"; Includes bibliographical references
ER  -