Dewey, Melvil, 1851-1931 Dewey decimal classification and relative index / devised by Melvil Dewey ; edited under the direction of Benjamin A. Custer - Decimonovena edición - Albany, Forest, 1979 - 3 v. ISBN: 0910608237 Subjects--Topical Terms: Clasificación decimal de Dewey Dewey Class. No.: 025.43 D519s