TY  - BOOK
AU  - Tiwari, Harendra Nath
TI  - Fundamentals of computers and information system: Fundamentals of computers and information system, New Delhi : International Book Pvt ltd, 2012
U1  - 003.54 
PY  - 2012///
CY  - New Delhi
PB  - International Book Pvt ltd
ER  -