TY - BOOK AU - Pratt,Philip J. TI - The concepts of database management SN - 0877097798 (alk. paper) AV - QA76.9 .D3 P729 1995 U1 - 005.75/6 20 PY - 1995/// CY - Danvers, MA PB - Boyd & Fraser Pub. Co. KW - Database management N1 - Includes bibliographical references (p. 176) and index ER -