TY  - BOOK
AU  - Beck Leland L
TI  - System Software
SN  - 0000046466
U1  - 001.642Sy 
PY  - 2005///
CY  - New Dehli
PB  - Pearson Education
KW  -  programming
KW  -  Software
KW  -  System
KW  -  systems
KW  - Introduction
KW  - Systems programming
ER  -