TY  - BOOK
AU  - Gavrilova, S. A.
TI  - ˆThe ‰universal decimal classification and its application for classification of documents in different branches of industry
PY  - 1973///
CY  - M.
KW  - Ч736.241.21(0)2
KW  - rubbk
KW  - Ч736.241.32
N2  - Библиогр.: с. 96
ER  -