TY  - BOOK
AU  - ABITEBOUL,SERGE
TI  - FOUNDATIONS OF DATA BASES: THE LOGICAL LEVEL / 
U1  - 005.7401 
PY  - 1995///
CY  - [S.N] : 
PB  - ADDISON - WESLEY PUBLISHING COMPANY ، 
KW  - DATA BASE MANAGEMENT
ER  -