TY  - BOOK
AU  - Date, C.J.
AU  - Darwen, Hugh.
TI  - A guide to the SQL standard: a user's guide to the standard relational language SQL 
SN  - 020155822X
U1  - CIR 005.756 D232g 1993 
PY  - 1993///
CY  - USA
PB  - Addison-Wisley Publishing Company
KW  - SQL (Computer program language)
KW  - Query languages (Computer science)
N1  - Includes index
ER  -