TY  - BOOK
AU  - Luhmann Niklas
AU  -  Knodt Eva M. Tr.
TI  - Art as a social system
T2  - Mcridian, Crossing-Acsthctics
U1  - Y:3(N), P0 
PY  - 2000///
CY  - Standard
PB  - Standard University Press        
KW  - Fine Art society
ER  -