Title:Information systems essentials / Stephen Haag, Maeve Cummings. Author:Haag, Stephen Other authors:Cummings, Maeve jt. auth. Publication information:McGraw-Hill ISBN:9780073105819 Physical description:xxx, 462 p. : col. ill. ; 28 cm. Call number: 658.4038 HAA Access from: General reading(at CDRI Library) Items: CDRI Library 014099 (014099) located at General