TY  - BOOK
AU  - Date, C. J.
TI  - An introduction to database systems
SN  - 0321189566
AV  - QA76.9.D3 .D37 2004
PY  - 2004///
CY  - Boston
PB  - Pearson
KW  - Databases
KW  - Mathematics
N1  - includes index
ER  -