Rolland, F. D. The essence of databases / F.D. Rolland. - Harlow, England ; New York : Prentice Hall, c1998. - viii, 226 p. : ill. ; 24 cm. - Essence of computing series . Includes bibliographical references (p. [221]-222) and index. ISBN: 0137278276 (pbk.) LCCN: 97-002835 Subjects--Topical Terms: Database management. Dewey Class. No.: 005.74