TY  - BOOK
AU  - McHoes,Ann McIver
AU  - Flynn,Ida M.
TI  - Understanding operating systems / 
SN  - 9781285096551
U1  - 005.43 
PY  - 2014///
CY  - Boston : 
PB  - Cengage learning
KW  - Computer programming, programs, data
KW  - Operating systems (Computers)
ER  -