Pratt, Philip J. [and] Adamski, Joseph J. Consepts of Database Management - 5th - Thomson , USA : 2005 - xv, 423 p : ill. 24 cm , ISBN: 0619215291 Nat. Bib. Agency Control No.: 005.1 PRA Subjects--Topical Terms: Methods document Dewey Class. No.: 005.1 / PRA