Willitts, John . Database design and construction : an open learning cource for students and information managers / John Willitts. - London : Library Association Publishing , 1995. - xxii,425p. : charts ; 22cm . includes index ISBN: 1856040275 UKP 45.00 Subjects--Index Terms: DATA BASES Dewey Class. No.: 005.74 / WIL/D