TY - BOOK AU - Date,C.J. TI - An introduction to database systems SN - 8178082314 AV - QA76.9.D3 D3659 2000 U1 - 005.74 21 PY - 2000/// CY - Reading, Mass. PB - Addison-Wesley KW - Database management KW - CSE N1 - Includes bibliographical references ER -