Kroenke, David. Database concepts / David M. Kroenke, David J. Auer. - 4th ed. - Upper Saddle River, NJ : Pearson Prentice Hall, 2009. - xix, 457 p. : col. ill. ; 28 cm. Includes index. ISBN: 9780136086536 (pbk.) 0136086535 (pbk.) Subjects--Topical Terms: Database management.Relational databases. Dewey Class. No.: 005.74 / KRO