TY  - BOOK
AU  - Beck, Leland L.
AU  - Manjula, Dhanabalachandran
TI  - System Software An Introduction to Systems Programming 
SN  - 9788177585551
U1  - 005.42 
PY  - 2007///
CY  - Noida, Up : 
PB  - Pearson, 
KW  - Software
KW  - Systems Programming Computer Science
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/978-81-775-8555-1.pdf
ER  -