TY  - BOOK
AU  - Donovan, John J.
TI  - Systems Programming / 
SN  - 0-07-460482-1
U1  - 005.42 
PY  - 1991///
CY  - New Delhi
PB  - Tata McGraw-Hill publishing Company Limited
KW  - Computer science
N1  - Includes index
ER  -