TY  - BOOK
AU  - Deitel, Harvey M.,
TI  - An introduction to operating systems
SN  - 0201509393
U1  - 005.43 
PY  - 1990///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Operating systems (Computers)
N1  - Includes bibliographical references and index
ER  -