TY  - BOOK
AU  - Dewey, Melvil,
AU  - Comaromi, John P.
TI  - Dewey decimal classification and relative index: vol. 4 relative index , manual / 
SN  - 0910608415
AV  - Z696 .D519 1989
U1  - 025.431 20
PY  - 1989///
CY  - New York
PB  - Forest Press
KW  - Classification, Dewey decimal
N1  - Cover title: DDC 20 : Dewey decimal classification; Previous ed.: 1979; Vol. 1. Introduction. Tables -- v. 2. Schedules 000-599 -- v. 3. Schedules 600-999 -- v. 4. Relative index. Manual
ER  -