TY  - BOOK
AU  - Barnes, Reid.
TI  - Understanding operating systems / 
SN  - 978-1-63240-987-4
U1  - 005.43 
PY  - 2020///
CY  - New York, NY
PB  - Clanrye International
KW  - Operating systems (Computers).
KW  - Systems software
N1  - Includes bibliographical references and index
ER  -