Elmasri, Ramez. Database systems : models, languages, design, and application pro gramming / Ramez Elmasri, Shamkant B. Navathe. - 6th ed. - Boston : Pearson, c2011. - xxvii, 1172 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9780136086208 (alk. paper) 0136086209 (alk. paper) Subjects--Topical Terms: Database management. Dewey Class. No.: 005.74