TY  - BOOK
AU  - Bhatt R.K.
TI  - Information systems:  Handbook for beginners in information science and information technology.   
SN  - 8173071276
U1  - 2:(D6,9(B), P9 
PY  - 2009///
CY  -  New Delhi 
PB  - Pragati Publications        
KW  - Economics
N1  - Bibliography: P 162-70
ER  -