TY  - GEN
AU  - Madnick, Stuart E.
AU  - Donovan, John J.
TI  - Operating Systems:  
SN  - 007085467X
U1  - 001.60 
PY  - 1974///
CY  - Auckland
PB  - McGraw-Hill Book Company
KW  - Knowledge
KW  - operating system
ER  -