TY  - BOOK
AU  - Halpin Terry
TI  - Information Modeling and Relational Databases
SN  - 1-55860-672-6
U1  - 5.75621 
PY  - 2001///
CY  - London
PB  - Morgan press
KW  - Information Modeling and Relational Databases
N1  - Relational Databases
ER  -