TY  - BOOK
AU  - Limoncelli, Thomas, A Hogan, Christine 
TI  - Practice of system and network administrations 
SN  - 81-7808-903-3 
U1  - 004.6 LIM  
PY  - 2003///
CY  - Pearson education asia 
PB  - Delhi 
KW  - COMPUTER NETWORK
ER  -