TY  - BOOK
AU  - Singhal, Er Alok.
AU  - Mishra, Adhir.
AU  - Bhutani, K K.
AU  - Shukla, K N.
AU  - Jaiswal, R K.
AU  - Singh, S K.
AU  - Kumar, Upendra.
TI  - Information technology
SN  - 817446283X
U1  - 003.55  1
PY  - 2002///
CY  - New Delhi
PB  - Excel Books
KW  - Elements of computer hardware
KW  - Elements of computer software
KW  - Operating system
KW  - Principles of data security
ER  -