Elmasri, Ramez. Fundamentals of database systems / Ramez Elmasri, Shamkant B. Navathe. - Redwood City, Calif. : Benjamin/Cummings, c1989. - xxxiii, 802 p. : ill. ; 25 cm. Includes indexes. Includes bibliographical references. ISBN: 0201530902 (pbk.) Subjects--Topical Terms: Database management.Database design.