TY  - BOOK
AU  - Beck, Leland L
AU  - Manjula D.
TI  - System software: Introduction to system programming
SN  - 9788131762813
U1  - 005.42 
PY  - 2011///
CY  - New Delhi
PB  - Dorling Kindersley, Licensees of Pearson Education
N1  - includes index; excludes solved question papers
ER  -