TY  - BOOK
AU  - Deitel,Harvey M.
TI  - An introduction to operating systems
SN  - 8178080354
U1  - 005.43 21
PY  - 1989///, c1990
CY  - Reading, Mass.
PB  - Addison-Wesley Pub. Co.
KW  - Operating systems (Computers)
N1  - Includes bibliographical references and index; cse
ER  -