TY  - BOOK
AU  - Roy, Nilanjana Dutta
AU  - Banerjee, Jyoti Sekhar
TI  - Introduction to it systems
SN  - 9788195189885
U1  - R 004.16 ROY(INT) 
PY  - 2023///
CY  - Kolkata
PB  - Aryan
KW  - Computer science
KW  - Personal computer
N1  - includes index
ER  -