Dewey decimal classification and relative index - Dewey, Melvil, 1851-1931 (New York : Forest Press, 1971)
v. 1. Introduction. Tables.--v. 2. Schedules.--v. 3. Relative index.
First published anonymously in 1876 under title: A classification and subject index. 2nd-14th editions published under title: Decimal classification and relative index
Keywords: Classification, Dewey decimal