TY  - BOOK
AU  - Luhmann, Niklas
TI  - Social systems Niklas Luhmann
SN  - CHS9304
U1  - 901 
PY  - 1995///
CY  - Stanford
PB  - Staford University press
KW  - Luhmann (Niklas) - Social philosophy,Civilization - Philosophy
ER  -