TY  - BOOK
AU  - Ahsan Ahmed Chisti, M. Owais Afsar & Amar Ali
TI  - Smart IT service Help Desk (code book)
U1  - 004.072 BS 
PY  - 2011///
CY  - Karachi
PB  - UIT
KW  - Computer Science
KW  - Bachelor of Computer Science (BS)
ER  -