TY - BOOK AU - Grant,John TI - Logical introduction to databases SN - 0155511750 AV - QA76.9.D3QA76.9 G718 1987.D32G73 U1 - 005.74 19 PY - 1987/// CY - San Diego PB - Harcourt Brace Jovanovich KW - Database management N1 - Includes bibliographies and index ER -