TY  - BOOK
AU  - Edwards, Chris
TI  - Essence of Information System
U1  - 005.14 
PY  - 1995///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - General stack
KW  - Computer programming, programs & data
KW  - Computer science, information & general worksCommerce
ER  -