Broughton, Vanda. Essential classification / Vanda Broughton. - London : Facet, 2004. - x, 324 p. ; 24 cm. Includes bibliographical references and index. ISBN: 1856045145 (pbk.) 9781856045148 (pbk.) Subjects--Topical Terms: Classification systems Subject cataloging. Dewey Class. No.: 025.43 BRO