v. 1. Introduction , tables Dewey, Melvil 1851-1931 creator Comaromi, John P. (John Phillip) 1937- ed. text nyu New York Forest Press 1989 Ed. 20 / monographic eng

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4 v. ; 24 cm. Vol. 1. Introduction. Tables -- v. 2. Schedules 000-599 -- v. 3. Schedules 600-999 -- v. 4. Relative index. Manual. devised by Melvil Dewey ; John P. Comaromi ... [et al]. Cover title: DDC 20 : Dewey decimal classification. Previous ed.: 1979. Dewey decimal Classification Z696 .D519 1989 025.431 DED 0910608-37-7 LC 880830 20180419151237.0 2685629 eng