TY  - BOOK
AU  - Date,C.J.
TI  - An introduction to database systems
T2  - Addison-Wesley Systems programming series
SN  - 0201142015
AV  - QA76.9 .D3D37 1986
U1  - 005.74 
PY  - 1986///
CY  - Massachussetts
PB  - Addison-Wesley
KW  - Database management
KW  - Computer science
ER  -