TY  - BOOK
AU  - Урсул, Aркaдии Дмитриевич.
TI  - Otrazheniye i informatsiya
SN  - RUSSIAN9
U1  - 335.4 
PY  - 1973///
CY  - Moskva
PB  - Mysl
KW  - Reflection (Dialectical materialism)
ER  -