Date, C.J. An introduction to database systems / C.J. Date - 7th ed. - Reading, Massachuseetts Addison Wesley Longman, Inc. 2000 - xxii, 938 p. : ill. ; 24 cm. xxii,938p 24cm - World student series . Includes index. Includes questions and answers ISBN: 9780201684193 Subjects--Personal Names: 1. Title2. Series Subjects--Topical Terms: Database managementKARYA AM