TY  - BOOK
AU  - Date, C J
TI  - An introduction to database systems - vol. 2
SN  - 201144743
CY  - New York
KW  - Data models
KW  - Database design
KW  - Database management systems
KW  - Database systems
KW  - Relational database systems
KW  - SQL
N1  - Includes bibliographical references and index
ER  -