TY  - BOOK
ED  - U. K. British Standards Institution
TI  - Guide to the universal decimal classification (UDC) B S 1000 C 025.45
PY  - 1963///
CY  - London
PB  - W I British Standards House
KW  -  Universal Decimal Classification
KW  - Astronomy and Astrophysics Thesaurus 
ER  -