TY  - BOOK
AU  - Edwards Chris and others
TI  - Essence of information systems
T2  - (Prentice Hall Essence of Management)
U1  - X:8:(D6,9(B), N1;N5 
PY  - 1995///
CY  -  New Delhi 
PB  - Prentice Hall        
KW  - Management
N1  - New Delhi prentice Hall , 1996 Reprinted
ER  -