TY  - BOOK
AU  - Umanath, N.S.  .
TI  - Data modelling and database design / 
SN  - 978-81-315-0134-4
U1  - BV 
PY  - 2007///
CY  - New Delhi : 
PB  - Cengage Learning India Pvt. Ltd. , 
KW  - Computer science
ER  -