TY  - BOOK
AU  - British standards Institutions
ED  - British standards Institutions
TI  - Universal decimal classification international
U1  - 2:51M96, qL110-;13-;14 
PY  - 1971///
CY  - London
PB  - British standards Institutions     
KW  - LIBRARY SCIENCE
N1  - Contents 681.6 Graphic rproduction mechines and equipment
ER  -