Guide to the Universal decimal classification (UDC).
Guide to the Universal decimal classification (UDC).
- London, 1963.
- FID publication ; no. 345 .
- B[ritish] S[tandards Institution. Reports] ; 1000 C .
- B.S. (Series) ; 1000 C .
Classification -- Books.--Classification -- Books.
Z696.D6 / B7
Classification -- Books.--Classification -- Books.
Z696.D6 / B7