TY  - BOOK
AU  - Horner, Donald R.
TI  - Operating systems: concepts and applications 
SN  - 0673380653
U1  - FOR 005.446 H784 1989 
PY  - 1989///
CY  - Glenview, Illinois
PB  - Scott, Foresman and Company
KW  - Operating systems (Computers)
KW  - Microcomputers (Computer science)
N1  - Includes index.; Bibliography: pages 353-359
ER  -