TY - BOOK AU - Deen,S.M. TI - Fundamentals of data base systems T2 - Macmillan computer science series SN - 9780333197394 PY - 1977/// CY - London : PB - Macmillan Education Ltd. KW - Database management KW - File organization KW - Computer science KW - Machine-readable files N1 - With answers to selected exercises; Includes bibliographies and index ER -