TY  - BOOK
AU  - Perreault, Jean M.
TI  - An Introduction To Udc 
SN  - 85157 086 0
U1  - 025.432 Per-Int 
PY  - 1969///
CY  - London
PB  -  Clive Bingley
KW  - Library Science, Classification, Udc
ER  -