TY  - GEN
AU  - Ward,Patricia
TI  - Database management systems / Patricia Ward.  
SN  -  9781408007686 q (pbk.)
AV  - QA76.9 war
PY  - 2012///
CY  - Clifton Park, N.Y. : , London
PB  - Cengage, Cengage Learning [distributor]
KW  - Database management
ER  -